Based on the context and the answer, generate a question. 

Context: It 's an interesting knit . Hmmm , it 's also in a charcoal grey yarn , I 'll need sock blockers to show that off , & it 's not my birthday until after these are to be delivered . Shucks !

Answer:

I might get sock blockers for my birthday present .



Why is it sad that my birthday is after these are to be delivered ?