Where's Don's head? We're having Halloween fun on ABC11

Have you seen ABC11 Meteorologist Don "Big Weather" Schwenneker's missing head?

This Halloween-eve morning, Don put the blame on Amber Rupinta for "spiking" his drink, causing his head to disappear while talking about the forecast.

Amber joined in on the fun - check out the video above to see her disappearing act.

John Clark had to mask his reaction to all the antics ... as Barbara Gibbs blamed it on the sugar from her fall cake they had to celebrate the holiday. Don couldn't help sneaking a couple of pieces ...