Some actors collect film credits like others collect souvenirs. Their faces became a fixture on screens decade after decade, building careers so packed with roles it’s hard to imagine Hollywood without them.

Bob Crane was handsome, he was a famous TV star, and he was the perfect father. Of course, this is Hollywood, and that couldn’t be the whole story. The truth was that Crane had a secret life that involved random women, illicit films, and a shady co-conspirator named John Henry Carpenter. Sadly, he was doomed to a brutal end.

Terry Kath may not be one of the most instantly recognizable names in the world of rock and roll, but not for lack of skill or impact. His own band members have stated that, had he been in a smaller group where his guitar talents could be more easily noticed, history would have held him up as one of the greats. It’s not just his friends saying this, though, as he was called "the best guitarist in the universe" by none other than Jimi Hendrix. Sadly, though, he was doomed to meet a dreadful end.

A powerful look at how Def Leppard drummer Rick Allen survived a devastating car crash, reinvented drumming with one arm, and became one of rock’s greatest symbols of resilience.

Fourth-wall breaks are the cinematic equivalent of a sly wink. They make us feel like co-conspirators in the story, let us in on jokes we’re not supposed to hear, and sometimes flip entire narratives upside down. From chaotic sitcom glances to full-on movie monologues, here are 20 of the funniest, most memorable moments where characters smashed that invisible barrier.