"Cheer Up" is a song by South Korean girl group Twice. It is the first and title track in the group's second mini-album, Page Two. The single and it's music video was released on April 25, 2016.
- 'Cheer Up' has become a popular song after Sana's "shy shy shy" line (pronounced "sha sha sha") became a viral meme. The music video currently has over 400 million views.
- The choreography for "Cheer Up" was slightly changed in Tzuyu's action in 'mianhae' line to Sana's "shy shy shy" line.
- All of the members portray these characters from various, popular, and famous films.
- Nayeon is Sidney Prescott from the Scream film series.
- Jeongyeon is Faye from Chungking Express.
- Momo is an action heroine reminiscent of Tomb Raider and Resident Evil, with the latter's film series being based on Capcom's Japanese video game series of the same name.
- Sana is Sailor Moon.
- Jihyo is a cheerleader from Bring it On.
- Mina is Itsuki Fujii from Love Letter.
- Dahyun is Hwang Jini from the biopic of the same name.
- Chaeyoung is a cowgirl, which is a reminiscent of different Western films.
- Tzuyu is Holly Golightly from Breakfast at Tiffany's.
- The Cheer Up music video is the second Twice song to reach 200 million views and third Twice song to reach 300 million views on YouTube.
- Sana "Shy shy shy" line was originally for Dahyun.
- "Cheer Up" was the most streamed Girl Group songs on MelOn
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