Blu Cantrell‘s come out of wherever she was hiding just long enough to get hauled off for a head check. The “Hit ‘Em Up Style” singer…

Blu Cantrell had a song in 2001 called “Hit Em Up Style”.    Apparently she snapped ala Martin Lawrence early this morning in Santa Monica.  TMZ.com says Blu was running through the streets, ranting about people trying to kill her.  Check out this developing story and the video to her 2001 hit here.