Girls' Generation brought tears to Tiffany's eyes with a touching video through which each member delivered a heartfelt birthday message.�

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On the latest episode of 'Channel Girl's Generation,' the girls enjoyed a fun day at the water park, partaking in a triathlon to test out their swimming skills. At the end of the long day, the girls brought both smiles and tears to Tiffany's face with a surprise birthday message video and a party!�

In the video Taeyeon�relayed her deep affection for Tiffany with words that went, "Because of you I earn a lot of positive energy and you are a thankful existence to me and more than a friend. It's not enough to call you my best friend," while Yuri confessed, "I learned a lot from you who is always giving and loving. I hope we make a lot of good memories." Sooyoung, who got a little teary-eyed while delivering her message, thanked Tiffany for "coming to her side in this world." Maknae Seohyun said, "Miyoung unnie, thank you for taking care of me like your own sister."�

At the end of the video, the girls all circled around the tearful Tiffany, telling her not to cry. Awwww. Don't you think their friendship is goals?�

If you want to listen to the rest of the birthday messages (and possibly choke up yourself), then check out the video above.�

Tiffany herself celebrated Girls' Generation's comeback and her birthday on Instagram, with a short yet sweet clip of her making a wish in front of giant birthday cake.�

P.S. Happy belated birthday Tiffany!�

super happy fun times #lionheart

A video posted by stephanie young hwang (@xolovestephi) on Aug 18, 2015 at 2:25am PDT