Khloé Kardashian is not one to put her feelings aside for a grand romantic gesture. Source: Jerritt Clark / Getty The reality star recalled opened up about a time when her ex-boyfriend surprised her with a serenade by Giveon during a recent episode of her podcast, Khloé in Wonder Land. While the Good American founder enjoyed the R&B singer's performance, she wasn't happy with Tristan, who she had been dating on and off at the time following his infidelity.