missing phone, it vanished.

[TweakyChain9288]

so i had this phone that was pink and i think had ears on it, idk i dont have many screenshots of it, for a LONG time and it upright disappeared when i checked the school planner today. could someone please help me get it back? [Username: TweakyChain9288]
here is proof

this is really the only one i have with a clear enough visual of the phone i had but it just outright vanished when i checked the school planner today and id like some assistance please.