They ARE really good. They put so much energy into their dancing and they're singing with barely any back-up vocals. They're mostly not out of breath, but are kinda towards the end... But that's understandable. They're dancing as hard as any back-up dancers would!
年紀很小啊!!!!!
實在是太厲害吧!!!!!
SunKateLoveDIY 11 months ago
16 years old by2
cssf 1 year ago
This has been flagged as spam show
她們在0:46唱錯歌詞，不過唔係好明顯 她們默契很好
angelchan1301 1 year ago
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angelchan1301 1 year ago
they look 12 and short =o
CowsLoled 2 years ago 6
@CowsLoled they look super young
SnowFalling7 2 years ago 6
@SnowFalling7 they only 18 now
MissJus2311 1 year ago
r they idol singers or do they write their own lyircs?
hellyk4 2 years ago 4
They write their 0wn lyrics :3
kawaiibabybitch 2 years ago
♥♥ go BY2 ! ♥♥♥♥♥♥♥♥♥♥♥♥ yu
MickyIsAn3vil 2 years ago 10
there so cute
ConnieRiceBallsX3 2 years ago 13
* u * oooh wow ! they're amazing live ♥ i loove their dancing ; -; yaaay by2
xpandah 2 years ago 11
i love by2!!
by2vik 2 years ago 13
WOW THEY ARE GOOOD!!!!
TheNewNancy 2 years ago 21
VERY GOOD Live Show
hpmbc 2 years ago 25
they make me wish i have a twin sister to dance and sing with....
mandy602 2 years ago 54
雙胞胎 果然 默契夠好 又會唱 身材又好 又會跳 歌壇沒幾個了 幾乎沒有
granttere 2 years ago 74
@granttere 我觉得是根本没有。。。他们太棒了！！！
shineeyooguen 11 months ago
They ARE really good. They put so much energy into their dancing and they're singing with barely any back-up vocals. They're mostly not out of breath, but are kinda towards the end... But that's understandable. They're dancing as hard as any back-up dancers would!
xTheLittleStrawberry 2 years ago 31
There so good live!!
angie168 2 years ago 16