Đặng Đình Quảng began to play guitar when he was 8 years old, back to Saigon. First as a self learning person, he had the opportunity to improve his technique when meeting with Mr Berozzi at San Jose City College, after he settled in this city in 1982. Since then, he performed regularly in guitar concerts organized by the universities in the Bay Area.

In the last decade, he also performed in Southern California, specially for the Le Van Khoa's VAALA group and at the Nixon Library in Orange County.

Đặng Đình Quảng was interviewed by the BBC television network as a guitarist, when he just arrived at San Jose as a boat people

Phạm Ngọc Lân studied classical guitar with Đỗ Đình Phương in Saigon, from 1970 to 1974, and with Alberto Ponce in Paris, from 1982 to 1986. His first performances in guitar recital were sponsored by the Vietnamese American Association in Saigon, Nha Trang, Dalat, Can Tho, in 1974-75. At the same period, he also hosted a guitar show on the Saigon Television Network, channel 9. Among his guests were well known guitarists Đỗ Đình Phương, Trần Văn Phú and Phùng Tuấn Vũ.

Settled in Paris in 1980, then living in Northern California since 1996, Phạm Ngọc Lân is coming back to stage performing after meeting with Đặng Đình Quảng. They decided to play together guitar duets, and this is their first public appearance.

Phạm Ngọc Lân is also a Vietnamese song author and composer. Some of his songs were performed in the last Autumn Music Show organized by the Viet Music Club last November, 2003.