On today's Who? Katherine Schwarzenegger & Chris Pratt get married (!), Irina Shayk and Bradley Cooper break up (!!), Zedd and Hilary Duff's husband Matthew Koma duke it out in the Notes app (!!!), Marcia Cross gets real about anal cancer (!!!!), Kelen Coleman gets bit by a dog in Bulgaria (and doesn't tell anyone!!!!!), January Jones gets problematic on an anxiety-themed meme Instagram page (!!!!!!), Kylie Jenner throw her BFF Stassie "Baby" Karanikolaou a Handmaid's Tale-themed birthday party (!!!!!!!), Kevin Smith sideswipes Ashley Tisdale's car (!!!!!!!!), and Reese Witherspoons daughter's boyfriend looks just like...her...dad (!!!!!!!!).