Boy group Topp Dogg expressed their gratefulness for their teacher.

On Friday, Topp Dogg gave a special 'award' for their agency Stadon Entertainment's CEO JoPD in celebration of Teacher's Day.

"Wow so touched," said JoPD on his Instagram along with a picture.

In the picture, the award says "Our Boss Is The Best"- expressing their love for their CEO.

"A mysterious yellow envelope had a 'Topp Dogg coupon' inside. It had cute coupons like 'Topp Dogg massage coupon', 'Topp Dogg theme park coupon' and 'Buy Topp Dogg a meal'," said the agency representative.