It's the morning after the annual ritual that is watching the Super Bowl for its ads. As is usually the case, some received better reviews than others, but all were notable for the fact that advertisers spared no expense during these tough economic times. Indeed, NBC Universal, majority owned by General Electric, sold more than $200 million in advertising for the big game -- a new record.

But what s the prize for all this marketing muscle? Apart from bragging rights and perhaps good notices, the impact of such campaigns is difficult to measure. In light of that, we decided to take a look at what some of the advertisers' stocks are doing the day after. True, the marketing guys can't be blamed if shares are getting sacked like a quarterback on an all-out blitz. After all, economic news released Monday had the Dow Jones Industrial Average poised to retest November's lows.

Slideshow: 5 Super Bowl Ads -- and Their Stocks

Weren't any hard-partying Super Bowl viewers willing to support the sponsors Monday by buying their shares, if not their wares? Here's a look at some of the more memorable spots -- and the market's Monday morning calls (as of 1 p.m. EST).

PepsiCo (PEP)

The Ad: In this parody of the old "MacGyver" TV show, "MacGruber" is so busy extolling the relaxing properties of Pepsi that he fails to disarm a bomb in time, blowing everyone up.

The Response: A panel of viewers gave the spot a ho-hum response (three out of five stars), according to USA Today

The Stock: Pepsi shares fell fractionally Monday morning.

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Monster.com (MWW)

The Ad: A camera moves through a lavish mahogany office with a stuffed moose on the wall to reveal that a back-office worker sits under the animal's rear end.

The Response: Adweek was pleasantly surprised by what it called a "really strong spot.

The Stock: Shares in parent Monster Worldwide tanked 7% Monday morning.

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Coca-Cola (KO)

The Ad: A horde of computer-generated bugs executes a complicated plan to steal an ice cold Coke from a guy lazing in a park.

The Response: The Chicago Sun-Times called this ad one of the best of the game.

The Stock: Shares in Coke fell more than 1% Monday morning.

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E-Trade (ETFC)

The Ad: E-Trade recycled its talking baby idea to try to calm investors' fears in a rocky market -- with some singing, to boot.

The Response: The New York Times said the company put its baby concept "to good use."

The Stock: Shares in E-Trade dropped almost 1% Monday morning.

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General Electric (GE)

The Ad: A steampunked Scarecrow from "The Wizard of Oz" sings a tune about the conglomerate's smart grid technology.

The Repsonse: The ad received just three out of five stars from USA Today's panel of viewers.

The Stock: Shares in GE fell almost 2.5% Monday morning.

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