My car was always loud... but tonight leaving the oakville meet tonight something made a loud bang and then this...

My car has been in for many engine problems and whenever I have a problem I have to leave it for a week... I can't be without a car for 1 week every 6 weeks...

When I give it gas when driving it is 10 x louder. People were leaving me extra space from behind

Don't get me wrong... I love my car

Any ideas?

Today idle & rev'd a bit (bigger file):
http://s89.photobucket.com/albums/k2...rrent=m3_3.flv

Today idle:
http://s89.photobucket.com/albums/k2...rrent=m3_2.flv

Last night:
http://s89.photobucket.com/albums/k2...current=m3.flv