Group Red Velvet will release its new song 'RBB (Really Bad Boy)' for the first time in 'Running Man'.
In the SBS entertainment program 'Running Man' broadcasted on the 18th, Red Velvet Irene and Joy appear as guests.
At the time of the previous recording, Red Velvet Irene and Joy made a surprise announcement of the new song choreography of Red Velvet, which is about to come back on the 30th.
The new song of Red Velvet is a back door that surprised everyone with an addictive and sexy choreography.
On the other hand, 'Running Man', which is broadcasted on this day, is a glimpse of the teamwork of the members. 'How much do you know Running Man? 'Following the legendary guest, the actor Kang Na, Seol In-ah, Red Velvet's Irene and Joy are decorated with a 'knowing pair' couple race.