I don't know

First, go to Holostar Studios. Then work your way to the Hacker point where the elevator
comes down. Go up the elevator, and there is a ledge on the left. Get on that ledge, and
you'll find the Clank trophy.

at your first continue point on holostar studios go up the elevator. go left then do a
double jump and u should land somewhere and pick up the trophy

i like poo!