Katy Perry Squashes Lady Gaga Rivalry Rumors

Katy Perry Squashes Lady Gaga Rivalry Rumors Enough's enough: Katy Perry is putting a stop to any and all rumors that there's some bitter rivalry between her and Lady Gaga, and their fans. How's she going about that? Twitter, of course!The pop starlet tweeted over the weekend so all her 6.4 million followers could read: "Dear @MTV stop plotting mons†ers against ki††ens AKA katycats! We're all