Actor-host Luis Manzano on Saturday welcomed his girlfriend actress Jennylyn Mercado to the set of “Kapamilya, Deal or No Deal" as a special guest player. Taking on the Banker’s challenge to perform their theme song together, Manzano and Mercado did an impromptu duet of their favorite love song, “So Amazing.” – Kapamilya, Deal or No Deal, ABS-CBN, April 28, 2012, Saturday