Today's news you might've missed:

• "Ghostbusters 3," according to Dan Aykroyd, is still happening, and it's also still happening without Bill Murray. [Metro]
• The "Katy Perry's dating John Mayer" rumor has been a persistent one this week, and the latest photos of the two musicians riding around L.A. Wednesday night don't help. Eyewitnesses claim that they shared a meal at Chateau Marmont that was "definitely romantic," with the two holding hands and sneaking kisses. [Us Weekly]
• According to Ryan Lochte's mom, Ike, her Olympic champ of a son only has time for one-night stands, not relationships - as if there aren't going to be people who are totally OK with that. [Today London]
• This isn't as drastic as Snoop Lion's recent name change or Diddy's multiple identity crises (remember when we were supposed to call him "Swag"?), but Lily Allen is reportedly releasing her third album under the new stage name Lily Rose Cooper, which makes sense considering that she married Sam Cooper last year. [Celebuzz]
• Where in the world is Robert Pattinson? Not at Reese Witherspoon's ranch, so we hear. [CBSNews]
• Speaking of Rob, it looks like he'll have to face his co-star/presumably cheating girlfriend Kristen Stewart come fall whether he wants to or not: Summit says its moving "full steam ahead" with promotional work for  "Breaking Dawn - Part 2." [EW]
• Caption contest! Oprah Winfrey posing with seven wigs in the makeup trailer on the set of her new movie, "The Butler" ... and go!: [Oprah Winfrey's Twitter]