Korean Music Awards. She also joined the cast of I Am a Singer, a show based around professional singers remaking songs, ranging from old to current hits. On May 2, 2013, Younha released her second EP, Just Listen receiving rave reviews. The album also brought her back to commercial success, "아니야 (Unacceptable)" became her first Top 5 single since "오늘 헤어졌어요 (Broke Up Today)" in 2009 and is also her first album to feature 2 Top 10 singles, Unacceptable and Reason. On December 6, 2013, Younha released her third EP, Subsonic, featuring the lead-in single "It's Okay" and follow up "Not There" featuring Eluphant. With the release of these singles, it brings about the first time in Younha's career where she has achieved 3 Top 10 singles, and at a stretch, 4 Top 15 singles in one year. On May 29, 2014, she collaborated with rock singer Jung Joon-young to release the digital single "Just The Way You Are" (달리 함께). The song peaked at #11 on the Billboard K-pop Hot 100. She achieved her first #1 single in her career on the Gaon Charts, 10 years after debut, with her solo remake of her 2008 hit with Epik High, "Umbrella". The original version in turn, also surged up the charts, jumping 245 places up to #53 in that same week. This marks the first time she has topped the chart since "Broke Up Today" 5 years before, in 2009, and "Comet" in 2007. On November 11, 2015, Younha released her single "Thinking About You" (널 생각해), produced by Lee Chanhyuk of Akdong Musician. She released her fifth album, RescuE, on December 27, 2017. Billboard ranked the album number eight on its list of top K-Pop albums of the 2010s, calling it "a cathartic listening experience that reflected on hard times and hinted to the brightness beyond them." Younha followed up by releasing the EP Stable Mindset in 2019, and then the EP Unstable Mindset on January 6, 2020. The latter contained the song "Winter Flower", a collaboration with RM from BTS, which Billboard called "an epic, comforting power ballad". Furthermore, the song gave Younha the title of the first Korean female solo artist to Top US iTunes chart. Younha released her sixth album, End Theory on November 16, 2021, and a repackaged version with 3 additional songs, End Theory: Final Edition, was released on March 30, 2022. On June