She shouldn't...really she shouldn't - but it was just too tempting. Taking a break from building Snowy Kim thoughtfully prepared a snowball, carefully rounding it off to make sure it had chance. Taking a few steps towards Shego she tightened her grip on the ball, pulled her arm back and OF it went, shooting towards the other woman.
Now all that was left to do was to hope that it fly fast enough not to melt before it hit her...and make take cover in case it did.