This week's roundup includes a giant egg dressed like Waldo in New York, disco balls embedded with tablets at a White House Correspondents' Association Dinner bash, a bar live-streaming AOL content in Brooklyn, and a custom "El" train with video-mapped projections in Chicago.

For the new event held at the Carnegie Library during the White House Correspondents' Association Dinner weekend, Event Farm created disco balls embedded with tablets that lowered into the crowd during the live band's performance, allowing guests to use their badges to download a track from the group.

On May 2, Rolling Stone hosted a "Dos de Mayo" party at Sound Nightclub in Los Angeles. In honor of presenting sponsor Dos Equis, a piñata shaped like the beer brand's double-X logo hung above the space.

At MSNBC's event during the weekend in Washington, the menu from Occasions Caterers featured dishes arranged around an ingredient, and they were brought out in "flavor waves" throughout the evening. For the bacon theme, dishes included Swedish pancakes filled with bacon-maple jam.

Chicago hosted the U.S. Travel Association's IPW conference (formerly known as the International Pow Wow) from April 5 to 9. The opening-night bash took place at Cinespace. Some 20 Event Creative staffers worked to together to create a custom "El" train that circulated one room on a set of handcrafted tracks.

The closing-night party took place at the Museum of Science and Industry and had a "Pure Energy Chicago" theme. In the area inspired by Chicago's arty neighborhood Pilsen, Sodexo's salmon ceviche was served in clear paint cans.

On April 29, AOL hosted its 2014 NewFront in Brooklyn. The biggest visual of the after-party was the bar, a piece that measured 30 feet in diameter and was embedded with more than 100 devices streaming content. The bar's concept was designed to match AOL's messaging for the evening—that its content can be accessed at any time.

Microsoft brought its "Infinity Room" consumer experience to San Francisco to illustrate the significance of harnessing data. The interior light display was intended to create a sense of infinity and included specially treated mirrors that transformed from providing a reflection to a display screen showing animation.

Here's an idea for a summery treat: New York-based catering company Elegant Affairs mixes blueberries into a mint julep recipe to make blueberry mint julep ice pops.

Fabergé transformed New York City into one large backyard last month with its Big Egg Hunt. The initiative included more than 260 large egg sculptures, each designed by globally renowned artists, designers, architects, and brands. The Waldo egg, designed by Martin Hanford, appeared in a different location every day.

On April 23 and 24, the “PrimpMobile”—Benefit Cosmetics' mobile Brow Bar—rolled through New York City, providing free brow arch services and makeup touch-ups from the company's aestheticians. Fans could snap photos with the brand's Brow Bar mascot, Simone.