Let's do lunch: Big savings at popup sale

Everything is 25 percent off at the MLB.com Shop thanks to a special lunchtime popup sale until 4 p.m. ET today, and the MLB.com Gift Guru's pick of the day is the same Authentic Double Climate On-Field Jacket that Major Leaguers wear around the dugouts in cool weather. It's $33.75 off the usual $134.99 price.

We scoured each Official Brand Shop for examples of how you can get the most out of this opportunity in your holiday shopping, which includes free U.S. ground shipping for orders over $50. Here are some tips:

Premium Collection: If you've always wanted a pair of game-used baseball cuff links , now's the time. They're discounted by $43.

Nike: For him, order the KO Therma Fit Pullover Hood for $56.25. For her, get the Full-Zip Classic Hoody for 25 percent off the usual $69.99.

Majestic Threads: Order a Classic Fleece for just $48.75 after discount and then throw in a great T-shirt for just $24.75. You might want to keep one for yourself.

Memory Company: The Sublimated Pint Glass 2-Pack is one of the hot sellers at the Shop this year, so this one is pretty obvious. Buy a set for only $20.99 each with discount.

G-III: There's something for every climate. Take $17.50 off that beautiful Veteran Lightweight Hooded Jacket , and then grab the On-Deck Swim Trunks for just $29.97.

Mitchell & Ness: Celebrate 100 years of Wrigley Field by ordering a 1968 Ernie Banks Authentic Road Jersey at 25 percent off, and add that Washed Canvas Duffel Bag for a quarter of the listed $39.99 price.

Highland Mint: Andrew McCutchen just proposed to his girlfriend. He didn't give her this, but Pirates fans might want to declare their loyalty by ordering his NL MVP Dirt Coin Photo Mint for under $75. If you're still decorating a tree, then look at the Silver Coin Ornament . It's just $14.99, so take 25 percent off that.

Wincraft: Count down the time until Opening Day with a Personalized Round Clock for under $30 and find Home Sweet Home for under $15.

Touch by Alyssa Milano: Want endless possibilities for under $50 total? The Endless Summer T-shirt is $6.25 off the usual $24.97, and then add the Curveball Tank at just $16.48.

Still-jubilant Red Sox fans have predictably dominated the Shop action so far this holiday season, with World Series championship merchandise accounting for the top five overall grossing products back on Cyber Monday: T-shirt , cap , Collector's Edition DVD set , hood and crew , in order. Will it be the same, or will a flurry of trades and signings since Cyber Monday mean new jerseys rule the day?

Forever Collectibles: Can't decide which Reggie Jackson Hall of Fame Bobblehead to get? Order the "original" Swingin' A's bobble and then put him in pinstripes , both for 25 percent off the usual $31.99.

'47 Brand: Any Phillies fan would love a Bruiser Long-Sleeve T-shirt for 25 percent off the usual $44.99, and then add the new Game '47 Franchise Cap for just 22.50.

Antigua : Ready for some offseason golf? Knock $62.50 off the usual $250 price of a Medalist Cart Bag and pull on that Exceed Desert Dry Polo for 25 percent off the usual $50 price.

The Emblem Source: There are patches for every team, and let's use the Twins as an example of what just $6.50 can buy you at the Shop: the 2014 All-Star Game patch .

Steiner Sports: Mariano Rivera autographed a Final Season baseball that can be yours for a quarter of the regular $369.99 listing. Good time for memorabilia hunters to cash in.

Topps: Add the 1998 Factory Set to someone's collection for $134.99, and then take half off the usual $59.99 for the 2013 Factory Set Retail Edition .

When in doubt or after the last shipping deadline has passed in December, remember that MLB.com online gift certificates in any denomination via e-mail are safe bets for any fan.