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) - Get Report : "This has become an up stock, but it remains speculative."

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

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

AeroVironment(AVAV) - Get Report : "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.