Ya Chang (born Yasuaki Yamaguchi) is a Japanese-born actor who lives in the Philippines and appeared in ABS-CBN TV shows such as Aalog-Alog and Quizon Avenue. He also appeared in the drama Maalaala Mo Kaya to portray his own life story. He also assisted the show's crew on their first episode that was set in Japan. He recently appeared as Kenjie in ABS-CBN's Eva Fonda, acting as an antagonist for the first time.

Ya Chang at the Internet Movie Database

Wing Lun Alan TamMH is an award-winning Hong Kong Cantopop and English pop singer and actor. During the early 1980s he played a major role in developing the cantopop scene as he was known for singing romantic ballads with modern arrangements. As of 2008, he is still active in the music industry, releasing new albums on a regular basis. Since the late 1980s, he has served as a mentor for the cantopop music industry, earning the nickname the "Principal" or "Principal Tam". Today he is regularly seen across the media in Hong Kong, mainland China, Taiwan, and various parts of East Asia participating in all types of entertainment related events and charity activities.

Tam was born in 1950 to renowned football player Tam Kong-pak (譚江柏), who represented the Republic of China national team during the 1936 summer olympics.

Tam developed a passion for music in his secondary school years in Hong Kong. He formed a band called "The Wynners" with his friends. They subsequently entered an amateur singing contest and took the first prize to begin a career in the entertainment industry, appearing in a number of TVB variety shows. The group disbanded, and he later reformed into the band The Wynners with Kenny Bee in 1973. The Wynners performed mostly in English language, Tam was one of the two lead singers in the band until it split in 1978.