California State University, Long Beach and changed her major to communication studies to balance her education and career; however, she eventually dropped out. Vietnam comeback, breakthrough and television endeavors In October 2014, Tiên planned a few projects to rebuild her career in Vietnam, but hesitated over whether or not to stay permanently. This was followed by the release of two singles, "Tell Me Why" in November and "Ngày mai" in February 2015, with the former's video causing controversy over its provocative nature. She joined the cast of music competition The Remix in December, despite initially rejecting the offer. TeamV—which consists of Tiên and producers Touliver and Long Halo—would go against other notable acts such as Sơn Tùng M-TP and Đông Nhi, to create the best remix work on the program. In April, her performance of "Ngày mai" on the fourth live show was a success. The song's new mix with the choreography, both named "Vũ điệu cồng chiêng", immediately went viral. It was awarded a 2015 Pops Award for Most Covered Music Video, a nomination for Song of the Year at the 2015 Làn Sóng Xanh Awards, a nomination for Music Video of the Year at the 2015 Dedication Music Awards, a 2016 Zing Music Award for Most Favorite Dance/Electronic Song, and the annual Top Hit title from television show Vietnam Top Hits. Many publications called the track her signature hit. Her team went on to debut other singles on the competition including "D.C.M.A. (Đâu cần một ai)" in June, which features BigDaddy and Andree, before finishing the show in fourth place. In December 2015, Tiên starred in her first comedy film Già gân, mỹ nhân và găng tơ as Quỳnh Cherry, a DJ on the run from a group of gangsters. However, both the film and her performance received negative reviews from critics. In January 2016, she won Best Female Artist at the Yan Vpop 20 Awards and performed "I'm in Love" and "Big Girls Don't Cry". These two singles were from her then-upcoming extended play T. The album's lead track "The Beat of Celebration" featuring BigDaddy, JustaTee and Touliver, brought her the Silver Music Video and Most Effective Performer awards from Bài hát tôi yêu. With the Vietnamese dubbed–Kung Fu Panda 3, the singer voiced Mỹ Mỹ, a translated version of the original's animated character Mei Mei. In March, she recorded "Một con đường hai ngã rẽ" for