Keegan-Michael Key Can’t Stop Singing the ‘Transformers’ Theme Song at SDCC (Exclusive)

Keegan-Michael Key chats with ET at San Diego Comic-Con, where he’s promoting ‘Transformers One,’ coming to theaters on Sept. 20.

​Keegan-Michael Key chats with ET at San Diego Comic-Con, where he’s promoting ‘Transformers One,’ coming to theaters on Sept. 20. Read More