Brody JennerSpencer PrattHeidi MontagRyan Seacrest
Career change? Spencer Pratt vs. Ryan Seacrest After Seacrest joked on his radio show about tasering reality star Heidi Montag, Pratt, her husband, fired off a stream of furious tweets challenging Seacrest to a fight. Of all the world's reality stars, Seacrest said on the air that Montag was... Spencer Pratt & Heidi Montag / EPA; Ryan Seacrest / AP