Nuh-nuh-doin'-duh... Nuh-nuh-doin'-duh... We don't need no education... Yes, you do. You've just used a double negative.

Yule + -fest → Yulefest

2019, “Misinformation Has Created a New World Disorder”, in Scientific American:

HDB will start construction of selected BTO projects ahead of their sales launch to cut the waiting time for young couples buying their first homes.