Bugs:Monsters, Inc. Scare Island
This page details bugs of Monsters, Inc. Scare Island.
By tapping the jump button while standing still in certain rhythm, you can gain infinite height and access certain places earlier than intended without the need of [that unlockable thing], allowing you to collect all medals in one visit, with the exception of one level (Sphinx).
The counter jumps from 98 to 0, thus giving you an extra life every 99 cans. But the full 100 is still needed to get the scare meter to max.