UPDATED: May 10, 2016   Here's the week to week performances of Kesha's singles on the Billboard Hot 100 as a lead artist.  -"Tik Tok" obviously massive. -"Your Love Is My Drug" performed even better than I thought it did. "Blah Blah Blah" performed worse.  -"We R Who We R" ran really fast in the beginning, and then lost its energy.  -OMG at the number of weeks "Blow" spent at #11, just missing the top 10, but hey, it still had 4 weeks in the top 10. -I wonder