San Francisco 49ers head coach Jim Harbaugh speaks during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

San Francisco 49ers tight end Vernon Davis during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

The NFL Network crew prepares for Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

San Francisco 49ers wide receiver Randy Moss during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

San Francisco 49ers quarterback Colin Kaepernick during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

San Francisco 49ers quarterback Colin Kaepernick during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

San Francisco 49ers wide receiver Michael Crabtree during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

A member of the media dressed in costume before the start of Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

San Francisco 49ers head coach Jim Harbaugh speaks during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

San Francisco 49ers quarterback Alex Smith during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

San Francisco 49ers running back Frank Gore during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

The Superdome is prepared for Super Bowl XLVII Media Day on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

The Superdome is prepared for Super Bowl XLVII Media Day on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

San Francisco 49ers quarterback Colin Kaepernick speaks with NFL Network's Deion Sanders during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

San Francisco 49ers tackle Joe Staley speaks during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

NFL.com's Adam Rank interviews San Francisco 49ers running back Anthony Dixon during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

San Francisco 49ers wide receiver Michael Crabtree is seen through a video camera LCD during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

General view of Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

San Francisco 49ers running back Frank Gore speaks during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

A member of the media interviews San Francisco 49ers defensive tackle Tony Jerod-Eddie (63) during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

In this image taken with a fisheye lens, San Francisco 49ers head coach Jim Harbaugh speaks during media day for the NFL Super Bowl XLVII football game Tuesday, Jan. 29, 2013, in New Orleans. (AP Photo/Charlie Riedel)

San Francisco 49ers head coach Jim Harbaugh speaks during media day for the NFL Super Bowl XLVII football game Tuesday, Jan. 29, 2013, in New Orleans. (AP Photo/Charlie Riedel)

San Francisco 49ers safety Dashon Goldson (38) smiles during media day for the NFL Super Bowl XLVII football game Tuesday, Jan. 29, 2013, in New Orleans. (AP Photo/Mark Humphrey)

San Francisco 49ers tight end Vernon Davis answers reporters questions during media day for the NFL Super Bowl XLVII football game Tuesday, Jan. 29, 2013, in New Orleans. (AP Photo/Charlie Riedel)

San Francisco 49ers wide receiver Randy Moss answers reporters questions during media day for the NFL Super Bowl XLVII football game Tuesday, Jan. 29, 2013, in New Orleans. (AP Photo/Charlie Riedel)

San Francisco 49ers quarterback Colin Kaepernick answers reporters questions during media day for the NFL Super Bowl XLVII football game Tuesday, Jan. 29, 2013, in New Orleans. (AP Photo/Mark Humphrey)

San Francisco 49ers defensive back Perrish Cox, Michael Thomas and Darcel McBath answer questions during media day for the NFL Super Bowl XLVII football game Tuesday, Jan. 29, 2013, in New Orleans. (AP Photo/Pat Semansky)

San Francisco 49ers players are interviewed during media day for the NFL Super Bowl XLVII football game Tuesday, Jan. 29, 2013, in New Orleans. (AP Photo/Gerald Herbert)

San Francisco 49ers quarterback Alex Smith answers a question during media day for the NFL Super Bowl XLVII football game Tuesday, Jan. 29, 2013, in New Orleans. (AP Photo/Pat Semansky)

San Francisco 49ers wide receiver Mario Manningham answers reporters questions during media day for the NFL Super Bowl XLVII football game Tuesday, Jan. 29, 2013, in New Orleans. (AP Photo/Mark Humphrey)

San Francisco 49ers wide receiver Randy Moss wears multiple hats during media day for the NFL Super Bowl XLVII football game Tuesday, Jan. 29, 2013, in New Orleans. (AP Photo/Mark Humphrey)

San Francisco 49ers players line up for a team photo during media day for the NFL Super Bowl XLVII football game Tuesday, Jan. 29, 2013, in New Orleans. (AP Photo/Charlie Riedel)

San Francisco 49ers wide receiver Randy Moss stands on raisers before taking a team photo during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

San Francisco 49ers quarterback Colin Kaepernick #7 has a laugh before taking a team photo during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

San Francisco 49ers head coach Jim Harbaugh (lower left) stands next to wide receiver Randy Moss #84 during the team photo the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

San Francisco 49ers wide receiver Kyle Williams laughs with Mireya Grisales of Telemundo Sports Network during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

San Francisco 49ers defensive tackle Tony Jerod-Eddie talks with Jose Marquuez Zamora of TZ Azteca Noreste during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)