Starbucks (SBUX +10.7%) may have scored one of the biggest deals ever on LivingSocial when it...

|About: Starbucks Corporation (SBUX)|By:, SA News Editor

Starbucks (SBUX +10.7%) may have scored one of the biggest deals ever on LivingSocial when it offered a $5 coupon for $10 worth of products back in September. Fast forward to yesterday's Q3 report (I, II, III) in which at least some of 1.5M coupon takers helped contribute to the healthy 7% same-store sales boost during the period. It might be a stretch, but did a $7.5M LivingSocial promotion help kickstart SBUX's market cap rise of close to $4B?