While some of the celebrity relationships from years past ultimately sound like lucky escapes, others make Us feel a little sad. And the romance between Renée Zellweger and Jim Carrey definitely falls into the second category - way back when, it seemed like these two were really in love and a great, quirky match. So, what went wrong? Let's find out ... How it Began Yes, of course it started as a movie set romance, or at least a movie set crush - and in this case, the set was 1999's Me, Myself & Irene.