In Hollywood, juicy celebrity hook-ups and messy divorces are as commonplace as Botox and collagen. However, when TomKat, the world's most talked about couple split, the rumour mill goes into overdrive. On July 5th, the seemingly amiable former Dawson's Creek star shocked the world - and her husband - when she filed for divorce and sued for sole custody of their beloved daughter Suri. So what went wrong for Hollywood's most loved-up couple?

Express from the US, this exclusive 30-minute special will examine the story everyone's been talking about: the break-up of Tom Cruise and Katie Holmes. From Tom's couch-jumping antics and public displays of affection, to the countless rumours that plagued their union, E! will pinpoint where it all went wrong for the dynamic duo.

Be sure to tune in for the premiere of Tom and Katie: Dateline on E! on Monday, July 23rd 2012 at 7:30pm AEST only on E!