Aaahh!!! Real Monsters (1994)

S4E9 Oblina Without a Cause

After being ostracized by a clique of trendy girl-monsters, the overly meticulous Oblina decides to reinvent herself as Oblina The Rebel. Embracing her newfound persona, she sets out to defy every rule she previously followed, pushing boundaries in a bid to fit in and assert her individuality.