MIKE TYSSSSON ISSS THERIOUS ABOUT SFIXIGN HISSS STEETHSHHH

Mike Tyson is suddenly missing that famous gap-toothed, gold-capped grin that was featured in "The Hangover."

A pal says Iron Mike has been undergoing a dental makeover.

Tyson says he's focusing on an acting career, and that may have something to do with his new chompers.
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