Conversation so far:
What tours did the band go on?
touring North America with British rock group Coldplay.
What years did they tour?
CANNOTANSWER.
Was the tour successful?
the band sold out for three nights in a row in London, partly due to the success of the single.
How was it promoted?
was put on heavy rotation by Los Angeles radio station KROQ-FM.

Question: In what other ways was it promoted?
Self-contained rewrite: Besides My Happiness  being on heavy rotation in Los Angeles, In what other ways was the North American My Happiness tour promoted?