Not quite, almost, but the idea's there.
Recently, on Heechul's radio show Youngstreet, IU was a guest and photo's from her guesting has been gaining a lot of attention among netizens. A photo was uploaded at the youngstreet gallery which showed IU and Heechul fooling around and also IU doing the "Water prank" on Heechul as he sleeps on his chair but the water bottle has it's lid on.
Netizens commented on the picture, "Kim Heechul looks more beautiful", "IU's whiter skin is really pretty", "They are just so cute".
Meanwhile, IU's collaboration with 2am Seulong "Nagging" has been gaining a lot of attention lately.