Frank (stylized in all caps) is the debut extended play by South Korean singer-songwriter Yerin Baek, released on November 30, 2015, under JYP Entertainment.

[1] The EP marked Baek's long-time collaboration with music producer Cloud.

[3] In 2012, Baek debuted as part of a South Korean duo called 15&, along with K-pop Star season 1 winner Jamie.

[6] On November 25, 2015, JYP Entertainment released the teaser for Baek's upcoming debut extended play, Frank, along with a teaser photo with the upcoming single "Across the Universe".

[8] On the 27th, the track list, along with 15-second snippets of the songs was released on Baek's Instagram account.