At the egyptian, put the stones in both of the hands of the statue(?) he will drop and then click on the door. get ready though cause you can't touch the walls or the stone as it goes into a short animation. you should be good to do the rest
Solving the Melody
Dude! You just completed the Solving the Melody achievement in Music Bounce and won the Solving the Melody badge and 30 points!
THAT TOOK FOREVER