Which ones are you looking for, I think you need to be more specific in what you are asking...
here is a website that can help you with the current superstars....
http://www.funmaza.com/wwe_enterance_themes.html
Chat with our AI personalities
Kane - ? - Man on Fire
Randy Orton - Rev Theory - Voices
RVD - Non Point - One of a Kind
CM PUNK - Living Colour - Cult of Personality
Batista - Saliva - I Walk Alone
Chris Benoit - Our Lady Peace - Whatever
DX - The Chris Warren Band (often mistaken for Rage Against the Machine) - Break it Down
John Cena - John Cena - The Time Is Now
Edge - Alter Bridge - Metalingus
Daniel Bryan - Jim Johnson & Richard Wagner - Flight of the Valkyries
Chris Jericho - Jim Johnson - Break Down The Walls
Please note that some of their theme songs may have been changed around.
i heard you've been lookin for me but ya look for trouble your gonna c that your words r dangerous your talk is cheap im still standin here still standin HERRREEE dont question my heart dont question the fire that burns insideee
some of the best themes are chris Jericho break down the walls,Jeff hardy no more words,dolph ziggler i am perfection,Evan bourne born to win,sting slay me,Kurt angle tna theme,Kevin Nash, Jeff hardy modest.
that's up to the superstar/diva they choose the singer or sing themselfs or even write a song and a person to sing it