-Sunny's full name is Sunshine.

-Sunny ironically likes rain, mainly because of the puddles. They remind her of her brother, Puddles, who she eventually reunites with.

-Sunny is a retriever mix.

-Sunny has heterochromia iridum, which basically means she has two differently colored eyes.

-Sunny likes to play tag with Izzy, as she does so in "Rocky's Sunshine"

-Sunny is the only one of the first gen pups to have a middle name, that being Willow. Rocky says it in "Rocky's Sunshine"

-Rocky's nickname for her is Sunny-bunny, shown in "Rocky's Sunshine"