Two wrongs don't make a right

I just heard on the radio that Lifehouse is touring with Chris Daughtry.

Which one of those all star groups would be the headliner?

Would it be a double opening-act?

Images via http://www.idancerecords.com/ebay/products/midi_products/rock_midi/Artists/Chris%20Daughtry.jpg and http://4.bp.blogspot.com/_2OI52KGDkOk/SgqMbxv8kEI/AAAAAAAAADk/qJaNhJqNSEE/s320/Lifehouse-band-2002.jpg