The Pussycat Dolls have scrapped their reunion tour in the U.S. amid rumors of low ticket sales, TMZ has learned.  The group -- made up of Nicole Scherzinger, Kimberly Wyatt ...

M.I.A. isn't backing down after getting the boot from Kid Cudi's tour ... in fact, she's doubling down and telling critics to chill out and stop "dividing" people. ...

Lizzo isn’t backing down from her legal issues ... in fact, she's leaning all the way in -- saying she's ready to take the stand and let the truth speak for itself. ...