Originally Posted by CheeseFrog

Uno, if you want a good "walk around" lens get the a 24-70mm 2.8 (Sigma performs 90% of the Canon version, but it's 1/3rd the price). Another decent one which offers fairly good bang for the buck is the Canon 28-135 IS. You can pick up a Canon 50mm 1.8 for under $70, so that's a gimmie even if you're rarely gonna use it.