Im looking for the name of a song all i know is at the end he says"say captain say captain say captain jack".

Answer 1

Captain Jack - Give It Up

Answer 2

This is the list of songs on the soundtrack. I would imagine the song you are thinking of is the first track:

1. Jack Sparrow 6:06
2. The Kraken 6:55
3. Davy Jones 3:15
4. I've Got My Eye On You 2:25
5. Dinner is Served 1:30
6. Tia Dalma 3:57
7. Two Hornpipes (Tortuga) 1:14
8. A Family Affair 3:34
9. Wheel of Fortune 6:45
10. You Look Good Jack 5:34
11. Hello Beastie 10:15
12. He's a Pirate (Tiesto Remix) (bonus) 7:02