They even stood next to each other on stage.
Koreaboo
K-Pop is full of talented sibling pairs.
BABYMONSTER Chiquita‘s brother made his M Countdown debut, mentioning his sister during an interview.
After going viral for his visuals, Chiquita’s brother Copper was revealed to be a member of the Thai group BUS.
BABYMONSTER Chiquita’s Idol Brother Is Going Viral For His Resemblance To ENHYPEN’s Jay
On February 5, Copper’s group BUS made their debut on M Countdown.
What was even cuter was BABYMONSTER also performed on the show.
Of course, they could have easily brushed it aside, but during BUS’s interview, Copper revealed that his sister is an active idol and that they would both be performing on the show, and it made netizens’ hearts melt.
Copper BUS and seonghyeon cortis said “chiquita” while BUS Mcountdown interview!
pic.twitter.com/2PW9cb9bVz— BABYMONSTER PICS (@picbaemon) February 5, 2026
“my sister is an active kpop idol (chiquita of babymonster) and she will join us today on mcountdown” copper is so cute 😭 pic.twitter.com/XIYEqgWnVZ
— 𝜗𝜚 (@baesfilms) February 5, 2026
At the end of the show, netizens also loved to see that the two siblings were standing next to each other.
Chiquita and Copper bus 🥹 pic.twitter.com/1ytSnlYXZD
— BABYMONSTER PICS (@picbaemon) February 5, 2026
Chiquita and Copper were standing next to eachother
💓💓💓💓💓#CHIQUITA #COPPER #BABYMONSTER pic.twitter.com/mwcU5gkexb— CANNY🖤⛓𓌹 ⋆⭒˚｡⋆ (@vandcannow34435) February 5, 2026
BUS’ Copper and BABYMONSTER’s Chiquita together during the ending of MCountdown today. Our fav sibling duo! pic.twitter.com/eqljm4RChm
— BABYMONSTER BASE (@baemonsbase) February 5, 2026
Chiquita for Mcountdown today
Chiquita was seen walking side by side with Copper as they left the M Countdown stage. Chiquita is very close with BUS, so they must be very happy.CHERISH FOR CHIQUITA#CHIQUITA#BABYMONSTER#REALLY_LIKE_YOU pic.twitter.com/lNvHrLz3nI
— CHIQUITA INDONESIA BASE (@CHIQUITABASE) February 5, 2026