Round up to £400

You send your bratty, spoilt sister £400.

"Yeah this totally is not impressive at all, you wanna jerk to my feet huh?"

"Yes Goddess Katie, £400 for the privlidge of jerking my tiny cock to your flawless feet!"

"Yeah? Round upto £1000 then, faggot. Orrrr are you too poor?! hahaha"