The adorableness continues on 'Superman is Back' as the show continues to capture the hearts of audiences with more of their favorite toddlers!

In the upcoming episode of KBS' 'Superman is Back' the�triplets Dae Han, Min Guk, Man Se and twins Suh Un and Suh Joon all celebrated their birthdays together at Lee Hwi Jae's new house! The triplets and the twins' birthdays happen to only be a day apart, and so they decided to celebrate it together.

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Before the party, the five boys took a ride in bike trailers behind their fathers. While the triplets enjoyed the ride, the twins could't help but widen their eyes out of curiosity and fright as it was their first time riding in it. But it didn't take them long to get used to it! They quickly began to enjoy the ride too, just like their 'hyungs', the triplets.

You can see for yourself on the upcoming episode this Sunday at 4:50pm KST!