BE:FIRST / Mainstream -Music Video- REACTION!!!!

Reacting to Be:First!! Omg!!

BE:FIRST REACTION!! | 'Smile Again', 'Blissful', & 'Guilty' Dance Performances

OMG!! BE:FIRST / Mainstream -Music Video - REACTION

KOPLO it's the best!! Waleska & Efra react to Indonesian Dangdut Koplo Covers of English songs

REACT - ALAMAT - Day And Night Official MV + Maharani Official MV

BE:FIRST X ATEEZ / Hush-Hush -Music Video- REACTION

HOLD UP 😯😄| @BEFIRSTOfficial - Scream, Boom Boom Back, Mainstream, Masterplan Dance Performance

BE:FIRST Full opening ATEEZ WILL TO POWER LA DAY1

[REACTION] BE:FIRST / Gifted. -Orchestra ver | WOW WOW WOW, what else can I say?

DANCER REACTS TO BE:FIRST / Mainstream MUSIC VIDEO & DANCE PRACTICE

BE:FIRST | Boom Boom Back Music Video | Live | Reaction

SEVENTEEN (세븐틴) - LOVE, MONEY, FAME (Feat. DJ KhaledFirst Time Reaction

[REACTION] BE:FIRST - Smile Again / THE FIRST TAKE

What?? BE:FIRST / Mainstream -Music Video- Reaction for first time!!| This is crazy!!!!!

【BE:FIRST深掘り①】推しがなかなか決まらない！？BE:FIRSTのみなさんはじめまして！！

The Versatility! 😯😌 | @BEFIRSTOfficial - Gifted Orchestra ver. & Set Sail-One Piece Collab Reaction

BE:FIRST - Boom Boom Back + Smile Again + Mainstream + MasterPlan Music Video (Reaction)

BE:FIRST x ATEEZ | Hush-Hush MV REACTION

BE:FIRST/ Mainstream -from LIVE in DOME 2024 y Dance Performance / Reacción - Reaction / Imperdible!

SUPER JUNIOR The 10th Album #2 ‘Burn The Floor’ Performance Video | Reaction!