She had a role in the episode "仇恨法案" when she and the other girls were competing against the boys in a sledding race. Despite her apparent death at the end of "仇恨法案", she has been seen in numerous cameos since then.
Lizzy wears a pink parka that covers most of her face, similar to Kenny McCormick's parka. Her parka has gray fleece padding and buttons up. She also wears gray gloves, dark gray pants, and black shoes.
She seems to like insulting and taunting others, in "Cartman's Silly Hate Crime 2000", she taunted the boys, calling them insulting terms, such as "Butt Pirates" and "Rump Rangers".
- Lizzy wears a parka and has a sexually advanced vocabulary, making her similar to Kenny McCormick.
- Despite the fact she was carried offscreen by a bear at the end of "Cartman's Silly Hate Crime 2000", she has been shown in later episodes. It is possible that the bear did not kill her, much like the bear in "Jewbilee".
- In the episode "Douche and Turd", there's another student that looks identical to Lizzy sitting a few rows behind her in the audience at the school pep rally.
- "家庭与社会" - Seen talking to Pip Pirrip at the party.
- "汉基先生的圣诞特辑" - Seen singing in the choir.
- "仇恨法案" - She is a part of the girls sledding team. She insults the boys, but loses as a result of the sled falling off the cliff. She is then taken away by a grizzly bear.
- "残疾人的救赎" - Seen as part of Eric Cartman's congregation.
- "卡特曼邪教" - Seen as part of Cartman's congregation.
- "减肥营" - Seen on the playground.
- "南方孩子国" - Included on Cartman's side of the conflict.
- "卡特曼乐园" - Seen on a roller coaster and standing in the back of the crowd, watching Cartman begging for his money back.
- "性教育" - Seen in the cafeteria, and in the crowd at the end.
- "宇宙级混蛋" - Seen in the crowd of school children watching Rob Schneider play on the playground.
- "卡特曼的明星手" - Seen in the crowd of schoolchildren.
- "南方基园"- Seen watching the metro pride parade.
- "摩门教家庭" - Seen playing on South Park Elementary's playground.
- "派对余生" - Seen in the background in one of the flashbacks.
- "吐出类固醇" - Seen in the crowd at the end.
- "杰弗逊父子"- Seen in the background riding the Ferris Wheel at Mr. Jefferson's house.
- "烂货选举" - Briefly seen in the audience at the school pep rally.
- "尬舞风波" - Seen briefly at the arcade.
- "超赞哦机器人" - Seen in the crowd of kids watching the video of Cartman dressed as Britney Spears.
- "永远的好朋友" - Seen sitting behind Kenny McCormick on the roller coaster.
- "硬梆梆的日子" - Briefly seen in the audience in Jimmy's nightmare.
- "人熊猪"-Seen in the auditorium.
- "向黑人道歉"- Briefly seen in the audience at the school assembly.
- "加拿大罢工"- Briefly seen sitting in the audience at the school assembly.