follows 23 - year - old Timmy Turner ( Drake Bell ) , who is trying to prevent himself from growing up in order to keep his fairy godparents Cosmo , Wanda , and Poof from disappearing from his life .
Grow Up , Timmy Turner !
follows 23 - year - old Grow Up , Timmy Turner   ( Drake Bell ) , who is trying to prevent himself from growing up in order to keep Grow Up , Timmy Turner 's fairy godparents Cosmo , Wanda , and Poof from disappearing from his life .
Grow Up , Timmy Turner !