Happy Tree Friends/Madagascar

Cuddles as Alex

Toothy as Marty (both end in Y)

Lumpy as Melman

Giggles as Gia (both are female begin with letter G)

Petunia as Gloria

Disco Bear as King Julian

Nutty as Mort

Flaky as Sonya

Flippy as Makunga (both are mean and violent)

Mime as Stefano

and more

Sniffles as Maurice