#1 Belle's Father: Gaster (ya know THE NICE ONE)

#2 Belle: Fell (fell Sans) 

#3 Gaston: Mettaston (fell)

#4 LeFou: MK (Fell Monster Kid)

#5 Mrs Pots: Toriel (undertale)

#6 Chip: Asriel (Undertale) 

#7 Lumiere: underlust paps

#8 Cogsworth: sci sans

#9 Madame De La Grande Bouche: Mettaton (Undertale)

#10 Plumette: Lust Mtt/Mettalumette

#11 Chef Bouche: Papyrus {cooks more than Spaghetti}