'You Quiz on the Block' revealed preview cuts of 2NE1's guest spot.

The still cuts feature 2NE1 members CL, Minzy, Dara, and Park Bom smiling brightly andperforming as 'You Quiz on the Block' Yoo Jae Suk and Jo Se Ho cheer them on. tvN's 'You Quiz on the Block' producers stated, "The queens' spirit was absolutely incredible. True to being 'the idol's idol,' 2NE1's long-awaited return after 10 years created an unforgettable atmosphere with an amazing lineup of stars in the audience. Every song they performed had fans singing along! We’ll even hear their iconic tracks. Welcome back, 2NE1, a blast from our past that the whole world is excited for."

Starting November 16 in Manila, 2NE1 will continue the celebration of their 15th anniversary with their 15-show Asia tour 'Welcome Back' covering 9 cities.

2NE1's episode of 'You Quiz on the Block' airs October 23 at 8:45PM KST. Take a look at the preview cuts below. 

SEE ALSO: 2NE1’s 15th-anniversary Seoul encore concert pre-sale begins today