Because rapper Nicki Minaj has announced that she's dropping out of the tour!
We told you we smelled disaster!
"Barbz I'm sorry 2 say I will not be going out on RiRi's tour. I've decided 2 use that time 4 the completion of my album. Hope u understand," Minaj Tweeted on Wednesday.
Is Ke$ha next to go???
[Image via WENN.]