We have no idea how he put up with her kooky behavior, but Ed Norton did indeed date rocker Courtney Love in the late '90s after the two co-starred in the biopic "The People vs. Larry Flynt" together. The singer -- and widow of Nirvana singer Kurt Cobain -- has called Norton her most stable partner. "He's been more of a daddy to Frances than Kurt ever was," she told Pop magazine in 2006 of Norton's relationship with her daughter.

Ed Norton & Courtney Love at the 1998 KROQ Almost Acoustic Christmas in Los Angeles. (Photo by Jeff Kravitz/FilmMagic, Inc)