when bella first meet with cullen's then there was back ground musique of piano. can any one tell me whose musique was that???

I think its called "I am the meal" and its part of the Twilight musique score par Carter Burwell. (when the Cullens are making dîner before Bella walks in is "La Traviata" composed par Giuseppe Verdi, performed par the The Royal Philharmonic Orchestra)

Track listing:
"How I Would Die" – 1:53
"Who Are They?" – 3:26
"Treaty" – 1:58
"Phascination Phase" – 2:04
"Humans Are Predators Too" – 2:04
"I Dreamt of Edward" – 1:06
"I Know What toi Are" – 2:40
"The Most Dangerous Predator" – 2:19
"The Skin of a Killer" – 2:58
"The Lion Fell in l’amour with the Lamb" – 3:10
"Complications" – 1:12
"Dinner with His Family" – 0:38
"I Would Be the Meal" – 1:24
"Bella's Lullaby" – 2:18
"Nomads" – 3:51
"Stuck Here Like Mom" – 1:40
"Bella Is Part of the Family" – 1:24
"Tracking" – 2:19
"In Place of Someone toi Love" – 1:46
"Showdown in the Ballet Studio" – 4:59
"Edward at Her Bed" – 0:56