You're Beautiful

Both dramas leave you with an amazing feeling of happiness and joy at the end that will last for days. All the characters are funny and very likable, and no matter how absurd or brash their behavior might be, it only makes you like them more! ^^

They both have a top star falling for the lead girl and they both have a love triangle with two good looking guys.

The management company of the idol group A.N.JELL insisted on adding a new singer to the group as the lead vocal, Tae Kyung's voice was hurting. However,the new member, Mi Nam, had to go to the States to repair a botched eye job just before signing the contract. His agent came up with the idea of having his twin sister, Mi Nyu,to stand in for him and pretend that she was her brother. The two of them grew up in an orphanage and Mi Nyu, who was all set to become a nun, agreed to this charade as she didn't want to spoil her brother's chance of fame which would make it easier to look for their mother.

Sakahira Riku, a first-year high school student, is jokingly pushed on the shoulder by his friend Tasaki while swimming by the pool, and falls into the pool with Mizumura Manami, who is next to him. The next day, when he wakes up, he finds that his body has been swapped with Manami's. Both are confused and try everything to get back to normal, but nothing works. They are forced to desperately exchange information about their families, friends, club activities, etc. in order to play the role of each other.

Young actors & models gathers in this drama & form a rock 'n roll band. Lee Minki, Sung Joon & L aka Kim Myung Soo stars in this drama.

Geun Suks role is actually the same. In both drama he is someone all girls are falling for and he acts kinda rude in both dramas.
Both girls in these dramas are cute and madly in love with the main leads and get rejected from them at first.

Sweet drama
Leads love each other very much
Although YB has a lot more complications but idk why I just thought of YB while watching Love o2o
Btw it's hilarious throughout the series

The female lead enters an all boy band AN Jell, disguised as a boy, to help her twin brother.
She'd have to act to be him and not let anyone find this until her brother returns. Her hardships to protect her identity increases when she has to live with the band members.

Apartment building manager by day and electronic music composer by night, Kiyosumi enjoys his "clean and simple" existence free from relationships and distractions. He only needs his music, or so he thinks. One day, he gets an unexpected admirer as a distressed female neighbor destroys both his room's window and his solitude...

The Dynasty Chuan Bo Royal Dance Group bravely wins the right to represent Asia in the Babylon Temple Dance Competition. Next year's competition represents the highest honor in the World's dancing hall.

The management company of the idol group A.N.JELL insisted on adding a new singer to the group as the lead vocal, Tae Kyung's voice was hurting. However,the new member, Mi Nam, had to go to the States to repair a botched eye job just before signing the contract. His agent came up with the idea of having his twin sister, Mi Nyu,to stand in for him and pretend that she was her brother. The two of them grew up in an orphanage and Mi Nyu, who was all set to become a nun, agreed to this charade as she didn't want to spoil her brother's chance of fame which would make it easier to look for their mother.

Both dramas contain a lovely and cute but kinda weird girl falling for handsome and rich guy, whos arrogant and tries to avoid the girl ( but later falls for her ). Both dramas are made by the producers Hong Sisters. Also both drama will make you laugh a lot but also give you moments to cry.

Saijo Akane, a college student and aspiring drummer, who finds herself suddenly kicked out of her band. However, things take a turn when the brilliant musician Fujitani Naoki stumbles upon her talent and invites her to join his new ensemble.

The leads have similar pasts. They're both music dramas, the music is amazing in both.

The K-drama and the mini-drama have almost the same plot.
- FL impersonate her twin brother who is in the hospital.
- FL meets ML for the first time and they dislike each other.
- SML (Kang Shin Woo) and SML (Fang Chi)'s character development are very similar IYKYK.