Knocking noise

[Goubo1]

Hi my s3 has developed a knocking/clunking noise.to me it sounds like its coming from below the drivers seat.the clunking/knocking noise happens sometimes when I change gear and when There is some rough road.This happened after a rather enthusiastic launch can anyone give me any ideas to possiblitys ?

 

[Goubo1]

Anyone ??

 

[s3dave]

Check the dogbone mount, it may have sheared off...

 

[Goubo1]

Check the dogbone mount, it may have sheared off...

I was under the car it's still on and looks ok,is there a bolt that goes threw that might have sheared ?