Good memory games like Simon for the iPhone?

I've always loved that game.

Are there any good Simon clones for the iPhone?

 

Thanks.

This one looks promising:
http://appshopper.com/games/simon-says-echo

 

Nope. The sound effects blow. lol.

iFist is better.


Thanks for the suggestions, cranker and Will090.

I'll check those games out too.