Ke$ha headlining her ‘Warrior Tour’ with special guests Mike Posner and Semi Precious Weapons! Tix for my August #WARRIOR tour are now on sale!! Get yours here – on.fb.me/104lFEZ – Presale password is ‘BESTNIGHT’ — ke$ha(@keshasuxx) May 16, 2013 Doing some shows in the US with my wild girl @keshasuxx and @preciousweapons on.fb.me/104lFEZ — Mike…