December 04, 2012: Rob Kardashian and his GF Rita Ora are officially DONE. Rob took to Twitter yesterday to BLAST Rita - for repeatedly cheating on him with 20 guys.

So WHY after cheating with 19 guys, was Rob SO UPSET with guy number 20. Well weve been SWORN to secrecy . . . but lets just say that her LAST cheat was a VERY HIGH PROFILE person who is friends with his sisters new BF. LOL.

Anyways, while we can't tell you who THAT dude was. Here is a report that we got from someone EXTREEEEEEMELY close with Rob Kardashian - of all the OTHER d*cks Rita has had in the past year or so.

Attached are a few of the men that Rita Ora cheated on Rob Kardashian With. 

Elijah Blake: Roc Nation label mate, who has been working in the studio on her Debut LP. 

Evan Ross: Actor who meet Rita last year at a Roc Nation Party and through Rob Kardashian. 

Meek Mill: Who is also signed to Roc Nation, and meet Rita at the Made in America festival. 

Keithian: Pop Singer/Songwriter, and Sony label mate whose been working on her Debut LP. 

Angel: British Pop singer who has been seen with Rita in London. 

Rob Evans: British model who has been spotted in several clubs with her. 

Drake: Who we all know has written Rita's single R.I.P and wishes she was Rihanna. 

Alex Pettyfer: British Actor who has always had a thing for Rita and has been seen lunching together. 

Omar Grant: Who is Rita's A&R at Roc Nation and has been working closely on her project for years. 

Romer Miller: Who is actually the one who introduced Rob to Rita...