After singing "If" on a radio show, all of the member claps their hand and The conversation start with Tiffany saying:
Tiffany: I think Taeyeon has a lover. I was so surprised
DJ: Her emotion was so real...
Tiffany: It's me?
Taeyeon: *chuckle + smirking*
DJ: We weren't only ones that felt that way, 1011 said, who did you think about while singing the song? You must have one to bring out such great emotion
Tiffany: * whispering to the mic* Tiffany~ Tiffany~
Jessica: It's me..
DJ: Thinking about Tiffany or Jessica?
Jessica: It's me.
DJ: It was you?
Taeyeon: They have no shame... *laugh*
Tiffany: We don't!
DJ: Love is between boys and girls...
DJ: Seriously...who do you think about while singing?
Taeyeon: I think about my members..
DJ: ahh...everyone of them?
Taeyeon: Yes, Seriously *eyes divert to Tiffany while smiling*