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The 30-year-old wrote, "I broke up with a girl purely because she endangered Courtney's life being reckless on a jet ski 😂😂"
The ex-girlfriend mentioned in the post is Harley Gusman, who went jet skiing with Courtney and Ruby during a trip to Ibiza last year. At the time of her split from Harley, a source told People, "it just didn't work out. they weren't on the same page."
However that wasn't the only interesting revelation to come from the post, Ruby also revealed that Courtney almost got into a physical altercation with current girlfriend Jessica Origliasso.
"She once almost had a physical altercation with @jessicaveronica at the quietest most low key Lisa Mitchell gig because... well, Lots of heartbreak...alcohol and we were all just 21 trying to figure shit out...( Jess totally started it hahaha ) I had to break it up. 😂😂😂 She was/is THE MOST PROTECTIVE OF ME."
This article originally appeared on InStyle