Friday Fun

Wow!, it's not April 1st yet, so I can only assume that someone spiked Vi Hart's coffee for her latest video escapade ;-):

http://tinyurl.com/7s4ggmf

And for a Friday puzzle, a simple, straightforward riddle (requires more thinking through than mathematics):

Sally notes that the day before yesterday she was 22 years-old, yet next year she will be 25. What day does her birthday fall on, and when did she voice the above statement?
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Answer: Her birthday is on Dec. 31, and her statement was made on New Year's Day, Jan. 1.