KIM Kardashian and Kanye West had an “awkward and tense” reunion at their son Saint’s birthday party. Reality star Kim, 42, invited her estranged husband to the bash – just days after he accused of her cheating - in a bid to put on a united front for their kids. 4 Kim and Kanye reunited at Saint's birthday Credit: Splash 4 Kim invited Kanye despite the recent drama Credit: Getty An insider said: "Yeah, it was awkward and tense, but Kim couldn't have been politer or nicer. “You'd never think that anything like that had gone just the day before...