Once a cheater, always a cheater.
This is a common thing often said about... well... people who cheat.
And Tristan Thompson is a person who cheats.
This is not exactly breaking news, as all celebrity gossip fans are aware that Thompson stepped out on a then-pregnant Khloe Kardashian numerous times during their relationship.
The stars have since reconciled and appear to be doing great -- which is what makes the news below all the more upsetting.
Why do we think Thompson may be banging...