With Frenemies Like These: A Challenge Guide to Cara And Laurel's Roller-Coaster Relationship

The two have seesawed between sisterhood and rivalry since 'Fresh Meat 2'

Remembering The Most Unbelievable Challenge Twists

And we loved every. single. one. of. them.

Challenge Alliance: These Fresh Meat Alums Just Reunited

'Challenge' champs Cara Maria Sorbello and Evelyn Smith just reunited!

'Real World' And 'Challenge' Stars Unite To Honor Diem Brown

MTV stars came together in Washington, DC to support The Ovarian Cancer National Alliance in honor of the late Diem Brown.

Remembering Diem Brown: MTV Stars Honor One Of Their Own

Diem Brown's MTV family tweeted their memories and condolences following her tragic death.

Diem Brown, 'Challenge' Star, Dies After Brave Cancer Battle

Diem Brown has passed away at the age of 32.