What Do Dio, Def Leppard, and Whitesnake All Have in Common?

It's a special April Fools Day edition of the Big Hair Scare Tuesday night at 7pm on 101.5 WPDH. What do Dio, Def Leppard, and Whitesnake have in common? Well, other than the fact that guitarist Vivian Campbell has played in all three bands, all three bands will be featured on the Big Hair Scare. Can you guess which songs?