Perhaps the only thing greater than the love affair between musicians and tattoos is celebrity couples' burning desire to get matching tattoos. When reports surfaced earlier this week that Avril Lavigne and Brody Jenner were (amicably) calling it quits, it occurred to us that the twosome is just the latest pop star couple whose complementary ink far outlasted the romance. So we decided to take a walk down memory lane and revisit all the pop star flames that proved less permanent than the artful illustrations on their body. Click through to for a tattooed trip through Splitsville: from Chris Brown and Rihanna to Britney and K-Fed — see if you remembered their indelible marks of devotion to one another. Then tell us (in the comments below or on Twitter and Facebook): Do you think these tattoos are romantic or regrettable?