Billionaire Steve Ballmer is known for his antics at Microsoft events in the 2000s. The then-Microsoft CEO would often shout, run, and dance on stage at events. Here are nine of his wildest moments including some questionable dance moves at a Fergie show. NEW LOOK Sign up to get the inside scoop on today’s biggest stories in markets, tech, and business — delivered daily. download the app Email address Sign up By clicking “Sign Up”, you accept our Terms of Service and Privacy Policy .

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Persons: Steve Ballmer, Fergie, —, Steve Ballmer –, –, Bill Gates, Ballmer, Ballmer's Organizations: Microsoft, Service, LA Clippers, Bloomberg