Yo, suicide might be painless but a bad mash-up HURTS LIKE HELL. So I've made two of them.
Miley Cyrus vs. Reel Big Fish - 7 Horny Things
Britney Spears vs. M.3. Hammer - 3 Can Touch This
Since mash-ups can serve as a form of music criticism in and of themselves, I won't comment further. Also I'm really tired and just spent like two hours photoshopping an effing trumpet onto Miley Cyrus's hand. (See, it's the sheet music!)