Unknown (Possibly Elderly)
Polly Lou Livingston (Pilot and Seasons 1-3)
Slippy Napkins is a recurring character in the series Bravest Warriors. She is a friend of the titular group, as well as one of Wallow's many pets/roommates. She was originally voiced by Polly Lou Livingston for the pilot and first three seasons, who also voices Tree Trunks on Adventure Time. From season 4 on, she is voiced by Fiona Reid.
Slippy Napkins is a polite, compassionate alien. She speaks in a soft, delightful voice, and is very considerate of people's feelings. As shown in Catbug's Away Team, where she stands up for Catbug when everyone was arguing, and ignoring his instructions. And giving Chris advice to tell Beth how much he loved her in the original short. Also, like all of his other adorable alien companions, she is extremely attached to Wallow.
- Slippy was promoted to a main character from her recurring character status from the series, in the Bravest Warriors comic, and often appears along with Catbug, as an additional member of the Bravest Warriors team