The word "yippee" is an exclamation of joy or excitement. It is often used to express happiness or delight in a short and enthusiastic way. Full definition
I never take a picture of what I'm wearing, but I really liked my outfit this morning, so yippee for this question. (knitbygodshand.com)
Lemon juice in water first thing in the morning helps to stimulate healthy natural bowel movements!!!! Yippee!! (thenakedlabel.com)
And there's only one more week that I'll be able to wear my 57 tee shirt... I'm soon to be 58!!!! Yippee!!!! Another great reason to celebrate!!! (chicover50.com)