Finn's phone

Finn's Phone is a phone identical to an old handheld radio. It has stickers and the initial "SHMOW" on it. The knob can switch pictures of faces to whoever Finn wants to contact. It first appered in the episode "Go With Me".

List of contacts
So far, there are 2 known contacts in his phone: Since Finn's contact for Jake is on his phone, it means Jake's phone has another contact, Finn.
 * Jake
 * Princess Bubblegum