Since I had some time to spare, I thought I'd celebrate Sooyoung's birthday by collecting some of my favorite clips of our hidden vocalist of Girls' Generation to show her improvement from her debut days until now. Enjoy!

(VIDEOS ARE NOT MINE. CREDITS TO THE RIGHTFUL OWNERS.)

TIME STAMPS:
00:00 "If" by Taeyeon
00:10 "Story I Want to Tell" by Isak N Jiyeon
00:31 "Butterfly" by Park KiYoung
01:21 "Everlasting" by BoA
02:12 "I Promise" by Stacie Orrico
03:04 "Girls These Days, Boys These Days" by Hyun Suk
03:32 "Say Yes" by Girls' Generation
03:45 "Oppa" by WAX
04:09 "Coming of Age Ceremony" by Park JiYoon
04:20 "Santa Baby" by Eartha Kitt
04:53 "T.O.P" by Shinhwa
05:06 "If You Seek Amy" by Britney Spears
05:17 "All I Want for Christmas is You" by Mariah Carey
05:29 "Snowy Wish" by Girls' Generation
05:51 "Sway" by Michael Bublé
06:41 "Love" by S.E.S
07:14 "Password 486" by Younha
08:06 "Baby Baby" (ballad version) by Girls' Generation
08:14 "When You Wish Upon a Star"
08:26 "24 Hours" by Sunmi
08:56 "Back Hug" by Girls' Generation
09:08 "Not Alone" by Girls' Generation
09:37 "Into the New World" (ballad version) by Girls' Generation
09:48 "Paradise" by Girls' Generation
10:10 "Show Girls" by Girls' Generation
10:25 "Diamond" by Girls' Generation
10:35 "Lion Heart" by Girls' Generation
10:48 "Nobody" by Wonder Girls
11:03 "Tears" by So ChanWhee
11:30 "Love is Bitter" by Girls' Generation
11:44 "Let's Get Away" by James ft. Sooyoung
12:22 "Sailing" by Girls' Generation
13:31 "Breakaway" by Kelly Clarkson
14:12 "Winter Breath" by Sooyoung
15:20 "Merry-Chri" by BoA
16:18 "Flashlight" by Jessie J
17:16 "Through the Night" by IU
17:53 "Wind Flower" by Sooyoung
18:37 "Be Yourself" by Sooyoung ft. Hong HyunHee
19:04 "Winter Wonderland" by Michael Bublé