Non fiction and folklore, a doppelgänger or doppelga(e)nger (/ˈdɒpᵊlˌɡɛŋə/ or /-ˌɡæŋə/; German: ˈdɔpəlˌɡɛŋɐ, literally "double-goer") two on one sex, two guys and one girl or two girls on one guy.
Döüppleganger. Noun.
In fiction and folklore, a doppelgänger or doppelga(e)nger (/ˈdɒpᵊlˌɡɛŋə/ or /-ˌɡæŋə/; German: ˈdɔpəlˌɡɛŋɐ, literally "double-goer")
She always wanted a döüppleganer two guys on one girl arrangement sex in bed.
Exampl #1
Wife: " I saw you F@*king Karen last night"
Husband: " Baby, that wasn't me, it must have been my Doppelbanger."
Example #2 " Dude I swear I saw my girl blowing some guy in that corvette, nah must be her doppelbanger"