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She wrote, "20th Anniversary babyG."  Girl's Generation are currently the exclusive models for the watch brand Baby G.  In the picture, her hair is down in very loose waves for a natural look while she is sporting a summery outfit composing of a striped shirt tied up to reveal her slim midriff and light-colored jeans.  

Netizens responded, "Taeyeon really looks like a goddess," "Taeyeon is so pretty," "Taeyeon's body is nice and her face is pretty," and many more compliments.