How C-chan wasted her Afternoon

AKA 3 memes stolen from infiniteviking

Using only song names from ONE ARTIST, cleverly answer these questions. Try not to repeat a song title.
( Artist: ABBA )

‘cause there’s two Character memes, I’ll do a boy’s side and a girl’s side. =D

List twelve of your favorite characters. Then click on the cut and answer the questions.
( Ye cut )

Write down the names of ten characters. Then click on the cut and answer the questons.
( What would happen if.... )