Actor Choi Daniel treated his fellow cast and staff members of KBS' "School 2013" with a food truck full of luxury health food.

Yesterday Choi Daniel surprised everyone as he presented a food truck to raise the morale of staff's morale as the temperature dropped to negative degree.

The food truck prepared 150 portion of luxury food and sent the truck to the drama staff in Anseong.

Kwak Jung Wook yesterday tweeted, "Teacher Choi Daniel treated us for a meal! I ate the chicken soup. Now I should listen well to teacher Sae Chan." The photo reveals Kwak Jung Wook, Lee Ji Hoon and Lee Yi Kyung enjoying their delicious meal.

Fans and internet users commented, "What a cool teacher," "Their faces are so adorable," and "I enjoy watching 'School 2013'."