Pay with an eligible OCBC card at Siam Kitchen and get a complimentary Gai Yang Half Butterfly Chicken worth $12.90 when you spend $60 (Mon to Thu) or $70 (Fri to Sun), valid until 31 January 2027.
Siam Kitchen's Christmas menus run from 1 Nov 2026 to 7 Jan 2027: a weekday set lunch at $15.90++, communal dine-in menus from $28.90++ per person, and takeaway feasts for 10 or more.