Beyonce and Jay Z are the ultimate music power couple. The duo have worked together on tracks like 'Bonnie And Clyde', 'Crazy In Love' and 'Part II On The Run' over the course of their relationship, appearing at each other's gigs, supporting each other on the red carpet and becoming the highest earning celebrity couple.
For the majority of their relationship Bey and Jay have kept things very quiet. They refused to hit the red carpet together during their first few years of dating and got married in secret in 2008. Beyonce didn't even reveal she was pregnant with Blue Ivy until she stepped out at the 2011 MTV VMAs with a blooming baby bump.
In recent years the duo have given us a greater insight into their lives on Beyonce's regularly updated Tumblr account. We've had sneak peek behind-the-scenes on Bey's tour and been taken on their glamorous family holidays. Plus both musicians have performed lyrics about their relationship on tracks and they have a joint tour planned for the summer.
All good right? Wrong. Things between the couple took a shocking public turn earlier this year when a video of Beyonce's sister Solange attacking Jay Z was leaked online. Bey's there watching what's going on but doesn't react. There's no clue as of yet as to why the incident happened, but let's take a look at Bey and Jay's love story in pictures and see if we can spot any clues...