Here's what Jim Cramer had to say about some of the stocks that callers offered up during the "Mad Money Lightning Round" Thursday evening:

Zynga (ZNGA) : "This has become an up stock, but it remains speculative."

Global Payments (GPN) : "We like the payment space. I like Square (SQ) and Visa (V) , Mastercard (MA) ."

Six Flags (SIX) : "I didn't like the numbers. I did not expect them to do so poorly. "

AeroVironment (AVAV) : "I believe in it, but it's a hard one. "

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At the time of publication, Cramer's Action Alerts PLUS had no position in stocks mentioned.