UnScramble this Word: s m t i e?

Questions

Category: Who Sang It: "I'm not your bitch don't hang your sh-t on me"?

Category: Who Sang It: "It could only be a matter of time... picking up the pieces of mind"?

Category: Who Sang It: "Like I'm blowin' kisses in the wind, givin' u love that u haven't been givin'"?

Category: Who Sang It: "Move me on to any black square..."?

Category: Who Sang It: "My analyst told me that I was right outta my head..."?