Check out these famous unions...

As rumours swirl that James Righton of Klaxons has started dating Hollywood actress Keira Knightley, they join the long lines of musicians and their famous other halves.
To celebrate these high profile couples, Gigwise has put together a round-up of some of the best music couples and partners, past and present – and Knightley and Righton have some tough competition.
From Gwen Stefani and Gavin Rossdale to the notorious pairing of Nancy and Sid, this collection is a must-see and perhaps a warning to any up and coming music couples. You'll also find the likes of Britney Spears, Mick Jagger, Jay-Z and more.
If you can think of any more of music's best pairings, put your suggestions in the comment form below.