no they are not really that bad, actually noel is a pretty alright guy to listen to but liam is a twit, douchebag, gobshite, moron...whatever colloquealism you want to use....
oasis had one or two amazing sontgs but thats it.... supersonic and wonderwall and arguably live forever......
http://www.youtube.com/watch?v=EcHzstMVSjY