by Claudine Zap While Halloween is still a few weeks off, searches on the Web for the perfect costume are heating up. Popular get-ups like " witch " and " princess " are perennial favorites. But this season lookups are spookily high on one performer who seems to celebrate Halloween every day: " Lady Gaga halloween costumes " are topping the list. Others want to take on the larger-than-life look of the " jersey shore cast costumes .