The Federal Reserve lost its chance for a "freebie" by deciding not to begin scaling back its $85-billion-a-month bond-buying program because the markets had already factored in the taper, hedge fund pro Stanley Druckenmiller told CNBC on Thursday.

"We're going into extra innings. Maybe the punch bowl was running out and just about dry and two waiters are carrying this new punch in. We're really going to party now," the founder of hedge fund Duquesne Capital, added in a "Squawk Box" interview.