How do you say 'I remember you' in Japanese when speaking to an old friend?

Question

Answer

- (I) remember (you).
覚えてる。　(oboeteru。）
覚えてるよ！（oboeteruyo!)

- (I) havn't forgot (you).
忘れてない。  (wasuretenai`。)
忘れてないよ！(wasuretenaiyo!)

Answer

Example akiko chan wo omoidashimasu. Thats what i think. I don't use "you" in meaning of respect.
Also im not sure about informal akiko chan wo omoidashite.