For the second year, Girl's Day helped out the wonderful children in Thailand during their volunteer service with international child sponsorship organization 'Plan Korea'!

SEE ALSO: Girl's Day to participate in volunteer service in Thailand for 2nd consecutive year

'Plan Korea' tweeted on August 19, "Plan Korea and Girl's Day met children in Chiang Dao, Thailand. The members met with the female children one by one and threw a special birthday party for them. Please look forward to tomorrow's news^^," along with heartwarming photos of Girl's Day making new friends.

As mentioned previously, 'Plan Korea' ambassadors Girl's Day will stay in Thailand from August 17-21 and lend a helping hand for the girls' birth registration and human rights campaign.