Week 13, following a snowstorm in Western New York, he showed up dressed as a mad scientist, and when the Bills faced the Broncos in the wild-card round he came to Highmark Stadium dressed as Fred Flintstone with a Buffalo hat with horns on his head.

Life's a beach for Mack Hollins despite a wind chill of 11 degrees for kickoff for the Bills vs. Ravens playoff game.

Buffalo Bills wide receiver Mack Hollins is known for his quirky pregame routines, and his pregame outfits. The first-year Bill showed up to the wild-card matchup against the Denver Broncos dressed as Fred Flintstone complete with the barefoot look,

Mack Hollins continued to bring his outlandish pre-game fits to Highmark Stadium for the Buffalo Bills' NFL Playoff showdown against the Baltimore Ravens.

Bills WR Mack Hollins was fined for taunting Broncos CB Pat Surtain on Sunday. Denver RB Javonte Williams also received a large fine.

Buffalo Bills player Mack Hollins dressed up as Fred Flintstone and went barefoot in the freezing cold ahead of the team's game against the Broncos on Jan. 12.

The game time temperature for Sunday night's game in Buffalo between the Bills and the Ravens is set for a freezing-cold 20 degrees—but that didn't stop Mack Hollins from pulling off another one of his fire pre-game outfits.

Mack Hollins of the Buffalo Bills continues to top himself when it comes to wardrobe. A week after arriving as Fred Flintstone, the wideout/special teams star came to Sunday’s Baltimore Ravens-Buffalo Bills playoff game ready for the beach.