Mayne Event: Brady, Bieber and ZZ Top

Mayne Event: Tom Brady's Hair (2:02)

What's up with Tom Brady's hair? Kenny Mayne asks the QB and ... Justin Bieber. (2:02)

In case you missed the "Mayne Event" on ESPN's Sunday NFL Countdown show, here it is below. Tongue planted firmly in cheek, Tom Brady explains to Kenny Mayne why he'd never criticize Randy Moss' beard (with a nod to ZZ Top) and teen pop star Justin Bieber takes a shot a Brady's do.