~Tsunami happened on our group name~

Previously we know as 6677

but because of thousand of reason

you want to know what reason, the reason is reason lo...

Then after the dead of billion brain cells

finally we came out a new name_ YSTB

Our group stands for

Y_young

S_silly

T_talkative

B_bitches

The group also came from our name
Y_yoke yan

S_stephanie

T_wan teng

B_hui bin

Such a nice name, haha...