Board Thread:General Discussion/@comment-1981371-20170525200148/@comment-9749276-20170527023817

Burpy&#039;s dream wrote: I believe it was before the journey to Eggmanland.
 * SPOILERS FOR THOSE WHO HAVEN'T BEATEN SONIC UNLEASHED*

Close enough. It was shortly after clearing Adabat to be more accurate, which was when Chip restored his memories.