Jessica SimpsonJessica SimpsonWhat better way to launch a comeback than on skates?

Only if you are 100 per cent confident that you won't fall off, of course...

That was the chance Jessica Simpson took to promote her new single, A Public Affair.

She came over all seventies - even hiring out a special rink for the event.

But it doesn't matter how good your staging is if you are wobbly of foot, does it?

Perhaps we're being a bit harsh.

After all, Jess may have come into contact with a rogue banana skin on the floor...

Do look in the gallery above to see more.