Patty and Tilly

Looks
Patty (the big one) is the same color as Bo. She has a nose that is the same color as Blush and mouth the same color as Darcy. She wears a blue striped dress with a pocket on the front and also a purple bow on her head.

Tilly (the little one) is the same color as Noodle. He has a nose similar to Bo's fur and a mouth that is the same color as Bo's nose. He wears a dark blue shirt with polka dots on it and has a light purple bowtie.

Song
They sing Clementine.

Let's get in their vocal cords!
Patty: same voice as Bo in sign on, sign off, and entering song mode. Same as Laura in chattering, singing, and harmonizing.

Tilly: same voice as Noodle in Harmony mode and same voice as Blush in other modes.

Phrases
Patty: Howdy! Tilly: Hello! (sign on/first squeeze)

Patty: Hey let's sing! Tilly: Let's sing together! (song mode)

Patty: See ya later! Tilly: See ya! (sign off)