Some K-Pop idols tend to work as backup dancers during their trainee days and it is during those period when they earned many experience on stage.

Not long ago on Mnet "TMI News", Stray Kids ' Lee Know and HyunJin appeared as the special guests.

During that time, Lee Know shared a rather memorable and heart warming moment he had of BTS 's J-Hope.

Lee Know revealed that he used to be a background dancer of BTS for their hit songs such as 'Fire', 'Spring Day' as well as 'Not Today'.

You can check out the short clip which a fan had uploaded below.

https://twitter.com/lk_archive/status/1181896836438577153?s=20

He mentioned that after his debut, he had bumped into J-Hope in a broadcasting station. J-Hope recognized him immediately and even mentioned "Aren't you Lee Know?", causing Lee Know to feel very touched by his subtle but sweet actions.

Continuing, the MC asked which song had allowed him to be the most excited and Lee Know went with 'Not Today'.

https://twitter.com/lk_archive/status/1181897680420663296?s=20

He explained that that was the opening of the concert and they began by kneeling down on the floor. As the music begins, the cheers from the fans were very loud and allowed him to feel excited.

Many who had watched the show were impressed by how J-Hope was able to remember the dancers as they had many dancing for them.

Stray Kids recently came back with 'Double Knot' and BTS will be holding their "SPEAK YOURSELF : LOVE YOURSELF" concerts in Seoul on Oct. 26, 27 and 29.

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