I know something, there is: Donkey Kong 2 Jumpman returns, as he falls down, press and hold Joy Up,
and in the following intermission, you can see the ... ;D
At Hyper Olympic (Track and Field), Javelin Trow: Trow with max. up Degrees, and you shoot down a ... ;D
I think, anything is on the Long Jump too.
Try it out !
Did you know other games with "eggs" ?