torn up about it. Whether or not they were on a break, “Torn” singer Natalie Imbruglia has reacted to ex-boyfriend David Schwimmer recently revealing that he and his “Friends” co-star Jennifer Aniston had a mutual crush while he dated the musician in the ’90s. “I’m OK with whatever happened back then,” Imbruglia, 46, said on Australia’s “Kyle & Jackie O” radio broadcast this week. “It was a long time ago,” she added. Imbruglia couldn’t quite narrow down the exact timeline of her romance with