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NEW YORK (TheStreet) -- Here's what Jim Cramer had to say about some of the stocks callers offered up during the "Mad Money Lightning Round" Friday evening:
Opko Health (OPK): "I still think it's good and I'm not going to back away."
Boulder Brands (BDBD): "Herb Greenberg has been throwing the red flag on this one, so I'm going with him."Spirit Airlines (SAVE): "That one is the real deal. I like it." Zynga (ZNGA): "That is a really good situation." iRobot (IRBT): "I like iRobot. It's a nice speculative play and I'm not backing away." Groupon (GRPN): "Ever since the management change, this stock has been brilliant. That stock is a bargain." To read a full recap of "Mad Money" on CNBC, click here. To watch replays of Cramer's video segments, visit the Mad Money page on CNBC. To sign up for Jim Cramer's free Booyah! newsletter with all of his latest articles and videos please click here. -- Written by Scott Rutt in Washington, D.C. To email Scott about this article, click here: Scott Rutt Follow Scott on Twitter @ScottRutt or get updates on Facebook, ScottRuttDC