Tristan Thompson Says Khloe Kardashian Knows His Phone Passcode Thompson revealed the information during Khloe's 34th birthday party. In an Instagram story posted by Kim, Tristan says "She knows it." The news breaks in light of allegations that the 27-year-old ball player cheated on Khloe while she was pregnant. Just days before the birth of baby True, footage surfaced of Tristan getting cozy with another woman. In response to the cheating scandal, Khloe forgave Tristan and said an "enormous rebuilding" was underway in their relationship.