Threadless is having their before the holidays sale on T-shirts . All are just $10 for the next two days. (Normally girls' Ts are $18 and boys' are $15.) They also have really cute kids T's if you happen to have children to buy for. If I had kids [to buy for] I'd get them this one:
Note: This site is running really slowly (probably cuz this is such a good sale) here's direct link to their stock chart.