Here's a grand slam moment -- some HSN host was hocking the Wii video game system the other day, when he wound up, took a swing ... and accidentally fired the controller right at the flat screen TV!
"...and there goes the tennis racket ... I didn't have it on there all the way."
Wii-jected -- HSN Host Smashes Tennis Demo
10/20/2009 9:00 AM PDT BY TMZ STAFF
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