Idols compete to break world records in various unconventional tasks.

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Lee Seo Jin's "Seo Jin's" throws a challenge with street food called 'Korean fast food'. If the existing "Youn's Kitchen" presented traditional Korean food such as bulgogi and bibimbap, "Seo Jin's" will visit viewers with a lighter and more friendly menu.

What if the most sought-after K-Pop stars surprisingly visit my school? In School Attack 2019, idol K-Pop stars present a short surprise concert. There's a thrill of watching the stars try not to get caught as they sneak into schools. The stars solve various missions delivered through tablet PCs in their own creative ways and offer the students an unforgettable memory. Check out the dramatic moments of the stars' emergence before the students.

Udangtangtang Antenna is a massive project for Antenna, a management agency led by Yoo Hee-yeol, one of the musicians who wrote Korean Pop music history. He and his fellow artists, who are somewhat novices to the variety and entertainment shows, will show their genuine charms that many haven't recognized.

Hot celebrities gather together to open a trendy beauty shop. With Tony as a boss, Sandara, So Yul, Cheetah, and Jin Kyung join the show to show off their beauty tips and makeup skills. Since they have been to number of professional beauty shops and got their makeup done by professional makeup artists, they seem confident enough to open a shop. Will they be able to open a shop successfully? Stay tuned to check their business story out!

The show, called 'Lost Time', will have TWICE participating in fantastical missions to find the missing pieces of fairy tales and fables. Kwak Si Yang will be taking on his first ever MC role for the show, acting as the arbitrator during TWICE's missions, including providing them with hints!