RiRi Is Desperate! Yikes! Rihanna is pushing $10 tickets for her concert with Ke$ha in Mansfield, MA on Sunday which can’t be good! Will she end up canceling? [Image via WENN.] Celebrity Encounters With Ghosts & Paranormal Entities That'll SPOOK You! Kesha Wants Your Teeth! Pop Star Reveals She ‘Collects’ Them From... Taylor Swift & Travis Kelce's HUGE Wedding Is 'Going To Be... The Surprising Audio Kesha Uses When She Wants To M*****bate! Aug 06, 2010 18:20pm PDT Share This Categories Kesha Music Minute Rihanna