"It's Always Sunny in Philadelphia Hetero On T Shirt A classic line from Frank from an episode of ""It's Always Sunny in Philadelphia"". When hearing that Dennis wants Mac to throw him a bachelor party, Frank gets excited and says his famous quote ""I gotta get my Hetero on"". This black t-shirt is decorated with Frank's head (played by Danny DeVito) with a large smirk on his face and his quote printed in yellow around him. This whimsical t-shirt is perfect for your next bachelor party, or for just going out for a good time!".