Ksg-surbhi on sbb

Just saw the segment.
Karan was celebrating his b'day on the sets of qh.
He receivd many cards 4m fans.
Cake cuttin was shown nazma n surbhi were also der n he cut d cake n gave it 2 dem n sum other ppl on d sets n the reporter askd surbhi abt karan's age n she said 25 or 35( couldnt get her)