After bombastic Britney and producer J.R. Rotem shopped on Melrose, they jetted over to Starbucks (again) to get a java fix -- when an irate miscreant threw coffee at the surrounding paps, spraying Brit's white car with caffeinated shrapnel!
The loony latte lover then stormed through the fuming photogs, pushing them out of the way, while a shocked Spears watched in disbelief as someone else caused a Starbucks ruckus.
Britney Chaos, Part 2 -- Showered with Starbucks
10/6/2007 2:01 PM PDT BY TMZ STAFF
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