The Most Shocking Celebrity Moments

The very worst celebrity career catastrophes, from Roseanne's racist tweet and angry apology to Kendall Jenner's tone-deaf Pepsi advert that saw her ridiculed across the world. Plus, Angus Deaton and Frank Bough's various trysts with sex workers, and cheating courtesy of former cyclist Lance Armstrong. With contributions by Len Goodman, James and Ola Jordan, Vanessa Feltz, Louis Walsh, Sinitta and Bobby Norris.

Memorable incidents involving Hollywood A-listers, from the sofa-bouncing antics of Tom Cruise on Oprah to Mark Wahlberg's exhausting and unbelievable daily routine. The programme looks at the feud between Justin Bieber and Orlando Bloom, an examines why Dwayne `the Rock" Johnson took against Vin Diesel during filming on the Fast and Furious franchise.

A look at stars who have been caught breaking the law or accused of crimes, including Hugh Grant, Michael Jackson, OJ Simpson and Oscar Pistorius. The programme examines how cyclist Lance Armstrong was exposed as a cheat, while racing pundit Derek Thompson remembers the night that racehorse Shergar was kidnapped.

Memorable meltdowns involving famous faces, from Solange Knowles kicking off at her brother-in-law Jay-Z in a lift to Bobby Norris and Gemma Collins' falling out on TOWIE. Also featured is Heather Mills' appearance on GMTV meltdown following her divorce from Paul McCartney, as well as Drew Barrymore's teenage tribulations.