I didn't want to let go of it - but it is impossible to catch another one, when your mouth is full.
Take my word on this, I tried.
But we had good fun and lot's of exercise. I didn't so much as jump over his leg, as climb up the front of him to try and get one.
I might need to study up on the finer points of airedog - my hero, the amazing Ludwig from Poland does it really well. See his video from youtube.