Actress Oh Yeon Seo shared that she faced embarrassing moments because of her more mature look during her girl group days.

Oh Yeon Seo appeared as a guest on SBS' 'Strong Heart', where she revealed stories from her time in the girl group LUV.

She stated, "In 2002, I first debuted as a member of the girl group LUV. Even though the unnis were 20 years old and I was 16 years old, people always asked me if I was the leader." She then added, "I'm getting younger as time passes. My friends tell me I'm being rejuvenated every time they see me."

The guests on the show couldn't hide their surprise after seeing Oh Yeon Seo's graduation picture and realizing her transformation.

Celebrating its 3rd year anniversary, this week's 'Strong Heart' will air on October 9th at 11:15 pm KST.