Complex sentence: On May 29th 2007 The Bleeders supported Alexisonfire at Solid Sonic and on the 31st of March 2008 they opened for the Finnish'love metallers', HIM.
Split into simpler sentences: On May 29th The Bleeders supported Alexisonfire at Solid Sonic. On the 31st of March they will be opening for the Finnish'love metallers', HIM.