Two elderly genlemen in hospital with altzheimers. 

Patient 1: Im off out tomorrow I'm cured

Patient2: I've realy missed ice cream in here can you get me one.

Patient1: Of course

Patient2: Can you put some strawberry sauce on it

Patient1: Of course

Patient2: Can you put some chocolate flakes in it

Patient1: Of course

Patient2: You wont forget now will you?

Patient1: Of course not I'm cured

He comes in the next day with a steak and kidney pie

Patient2: Oi you twat you forgot my chips