Soohee's adorable chubby cheeks are the reason why we love calling her Mandoo! This former Wonder Girls star was forever remembered as one with cute cheeks thereafter. Sohee, however, once stated that she wasn't a fan of the nickname and didn't really see where fans were coming from. Though other members of the group embraced the title with open arms.

These ultra sexy fancams of HyunA doing her sultry dance number for "Rose" became iconic, but specifically this particular gif of HyunA gyrating her hips to the beat. Lots of people have taken to using this gif as a reaction image on their various social networks.

Girls' Generation's YoonA had a mishap where her microphone sound wasn't on and she couldn't hear herself in her in-ears. She effortlessly communicated to the sound booth that the sound wasn't on and netizens blew up when they saw how beautiful and gorgeous she managed to look while telling them the "mic is not on".

D R O O L! AOA's Seolhyun is one of the only idols with a body of perfection that can rock tight leather pants and model beer at the same time. This perfection caused this gif to become iconic because her ravishing beauty is simply otherworldly. Seriously, it's not fair!

Possibly one of the most incredibly viral gifs of all time from any K-Pop related accounts is this gif of Tzuyu during 'ISAC'. Her effortless archery skills captivated netizens all over and the way her hair flips when she sends the arrow off is INCREDIBLE. She deserves her own movie series for this gif alone.

From the iconic Nine Muses' MV, 'Wild', Kyung Li absolutely slays us with an out-of-this-world shot of her legs. Kyung Li was voted by many netizens to have one of the most gorgeous pairs of legs in the industry and we're thankful she's showing them off to us! A true queen!

Red Velvet went to the SBS' 'Super Concert in Taipei', and during the concert, they played Camila Cabello's "Havana" to which Irene immediately started dancing and singing to. This gif went viral after her innocent and cute glow captivated the audience and subsequently broke the Internet, too!

On her last day on the show 'Real Man', the Squad Leader told Hyeri she worked really hard to which she started to cutely cry and sniffle. Before we knew it, we all had smiles plastered on our faces from her heart-wrenching cuteness. If you watch the original video, the tough and hardened Squad Leader suddenly breaks out in smiles. This is the gif that broke the Girl's Day fandom!