Alekh was Krishna while Sadna Radha. Both were dancing. Alekh was asking Sadna about his colour & he explains him nicely. Then we see Ranvir who is on stage and says "Colour didn't became a hurdle in their love as bvoth are coloured in each other's love"
Below is the video link.
12th Dec 08 Saas Bahu Aur Saazish SBS Alekh Sadna Saalekh Krisha Radha Ranvir Bidaai
PS:I think it's all plan to make Vasu get convinced for RagVir marrage. Looks like they all are on mission Vasu😆😆
Luv,
Shagun