ဂျောင်အွန်းဂျီ: တည်းဖြတ်မှု မူကွဲများ

Jung made her acting debut in ''Reply 1997'', a 1990s nostalgic dramedy which became one of the highest-rated Korean series on cable television.<ref>{{Cite web|title=Nostalgic Drama Puts Apink's Jung Eun-ji in the Spotlight|url=http://english.chosun.com/site/data/html_dir/2012/09/15/2012091500304.html|accessdate=November 18, 2012|work=[[The Chosun Ilbo]]|date=September 15, 2012}}</ref> She played the female protagonist, a hardcore H.O.T. fan who becomes a TV drama writer.<ref name="Praise 1997">{{cite web|last=Lee|first=Kyung-nam|url=http://mwave.interest.me/enewsworld/en/article/15209/kim-soo-ro-praises-a-pinks-jung-eun-ji-for-her-acting-in-reply-1997|title=Kim Soo Ro Praises Apink's Jung Eun Ji for Her Acting in ''Reply 1997''|work=enewsWorld|date=September 17, 2013|accessdate=December 16, 2013}}</ref> Jung was complimented by critics and audiences for her comedic and emotional acting, which was impressive for a newcomer, as well as for her authentic Busan dialect.<ref name="Praise 1997">{{cite web|last=Lee|first=Kyung-nam|url=http://mwave.interest.me/enewsworld/en/article/15209/kim-soo-ro-praises-a-pinks-jung-eun-ji-for-her-acting-in-reply-1997|title=Kim Soo Ro Praises Apink's Jung Eun Ji for Her Acting in ''Reply 1997''|work=enewsWorld|date=September 17, 2013|accessdate=December 16, 2013}}</ref><ref>{{cite web|url=http://www.allkpop.com/article/2012/07/a-pinks-eunji-spends-the-night-on-the-streets|title=Apink's Eunji spends the night on the streets?|work=[[Allkpop]]|date=July 31, 2012|accessdate=December 16, 2013}}</ref> The role won her several awards, including the 49th Baeksang Arts Award for Best New TV Actress.<ref>{{cite web|url=http://www.wowtv.co.kr/newscenter/news/view.asp?bcode=T30001000&artid=A201305090421|script-title=ko:`백상예술대상` 당신의 귀에 콕 박힌 스타의 말말말?|work=WOW한국경제TV|date=May 9, 2013|accessdate=December 16, 2013|language=Korean|trans_title=''Baeksang Arts Awards'' Words words words of celebrities that stuck with you?}}</ref>

Jung performed in a Korean staging of the Hollywood film-turned-musical ''Legally Blonde'', playing the lead role of Elle Woods.<ref>{{Cite web|last=Ho|first=Stewart|title=Apink's Jung Eun Ji Cast as Lead of ''Legally Blonde'' Musical|url=http://enewsworld.mnet.com/enews/contents.asp?idx=15921|accessdate=November 18, 2012|work=enewsWorld|date=September 25, 2012}}</ref> The show ran from November 16, 2012 to March 17, 2013.<ref>{{Cite web|last=Sunwoo|first=Carla|title=Jung Eun-ji cast in ''Legally Blonde''|url=http://koreajoongangdaily.joinsmsn.com/news/article/Article.aspx?aid=2959967|accessdate=November 18, 2012|work=[[Korea JoongAng Daily]]|date=September 26, 2012}}</ref><ref>{{cite web|url=http://www.allkpop.com/article/2012/09/a-pinks-eunji-takes-on-musical-legally-blonde-as-next-acting-project|title=Apink's Eunji takes on musical ''Legally Blonde'' as next acting project|work=[[Allkpop]]|date=September 25, 2012|accessdate=December 16, 2013}}</ref>

In 2014, she starred in another musical, the stage adaptation of 2004 series ''Full House''.<ref>{{Cite web|last=Hong|first=Grace Danbi|title=B2ST Yang Yo Seop, Apink Jung Eun Ji, VIXX Leo, Joo, and More to Star in Musical ''Full House''|url=http://mwave.interest.me/enewsworld/en/article/60213/idols-to-star-in-musical|work=enewsWorld|accessdate=March 6, 2014|date=March 5, 2014}}</ref> Afterwards, Jung was cast in the leading role in romantic comedy series ''Trot Lovers'', which depicted a female singer's struggles to become successful in the old-fashioned musical genre trot.<ref>{{Cite web|last=Jin|first=Eun-soo|title=''Lover of Trot'' cast announced|url=http://koreajoongangdaily.joins.com/news/article/Article.aspx?aid=2989359|work=[[Korea JoongAng Daily]]|accessdate=May 20, 2014|date=May 20, 2014}}</ref><ref>{{Cite web|last=Jeon|first=Su-mi|title=Apink′s Jung Eun Ji Confirmed for ''Trot Lovers''|url=http://mwave.interest.me/enewsworld/en/article/66103/apink-jungeunji-to-star-in-drama|work=enewsWorld|accessdate=May 21, 2014|date=May 19, 2014}}</ref>