Conversation so far:
How successful were they in promoting the song?
My Happiness" was put on heavy rotation by Los Angeles radio station KROQ-FM two months prior to its United States release.
Did the song top the charts?
My Happiness" peaked at number 23 on the Hot Modern Rock Tracks, making it the first Powderfinger song to appear on a Billboard.
Did the song win any awards?
CANNOTANSWER.

Question: How long were they on tour?
Self-contained rewrite: How long were Powderfinger on tour for My Happiness?