Collier's journey began at the Punchline Comedy Club in Atlanta, Georgia, where he tended bar to supplement his day job as a physical education teacher. In 2004 he joined Larry the Cable Guy on the hugely successful "2004 Tour of America." He has also performed with the legendary Jeff Foxworthy and Bill Engvall. In January 2007, he re-joined Larry the Cable Guy for his wildly successful arena tour currently spanning the United States and Canada.

His television credits include his own "Comedy Central Presents," "Late Friday," "Politically Incorrect with Bill Maher," "The Martin Short Show," "The List" and "Premium Blend." In 2005 and 2006, he headlined the "Comics on Duty" tour for American troops stationed in Iraq. He is a regular fixture on the "Bob & Tom" syndicated radio show and Country Music Television (CMT), where he hosts various specials for the network.

He has performed at the prestigious HBO Comedy Arts Festival in Aspen, Colorado and the Montreal Comedy Festival. He can currently be heard during his weekly call-ins to the Blue Collar Comedy Channel on Sirius Satellite Radio.