Conversation so far:
who sang tik tok and we are who we are
KTik Tok and We R Who We R are songs by the American singer Kesha.
When was Kesha's Tik Tok released?
In July 2009, Tik Tok was offered as a free download on Kesha's Myspace page for over a month before its official sale release.

Question: How about We Are?
Self-contained rewrite: When was Kesha's We R Who We R released?