Mettaton X Undyne .... Kinda
Mettaton, Star of the underground, was at Udyne's house. He was laying on her piano and feeding himself grapes.
“I've always wondered this, but how can you eat grapes when you're a robot??” Undyne asks.
Mettaton's eyes dart to Udyne. He takes the grapes from his mouth and swallows.
“I'm not sure, sweetheart, but I do enjoy the taste of them.” Mettaton says.
“I see.” Undyne says. “Are you going to leave before Papyrus' cooking lesson??”
Mettaton's eyes went big.
“Cooking lesson??” he asks confused.
“Yeah, Cooking lesson.” Undyne says. “You're too far away from h