it dosent
You can't!
luvdisc does not evolve
luvdisc doesn't evolve
Luvdisc does not evolve from, or into anything.
Luvdisc doesn't evolve.
no luvdisc can't evolve in diamond
Luvdisc does not evolve.
I dont think that luvdisk evolve's there have been rumors that it does evolve but those rumors are fake
no
Luvdisc doesn't evolve in Pokémon Black because it is not capable of doing so.
It doesn't evelolve.
nothing ......yet
no but he/her holds a heart scale