Lowell Hawthorne, President and CEO of Golden Krust Caribbean Bakery & Grill, goes undercover at the family-owned manufacturer, distributor and franchisor of Caribbean-inspired cuisine with 120 locations and products in 20,000 supermarkets, and discovers some of the chefs don't have the company's official recipes.

Cynthia Galardi-Culpepper, CEO and Chairperson of Wienerschnitzel, the world's largest hot dog chain with more than 330 locations throughout the U.S., Panama and Guam, struggles to pull her weight as just another link in the chain, on the 100th episode of UNDERCOVER BOSS.

Dan Duffy, the CEO of United Real Estate Group, a real estate franchise serving residential metropolitan markets and idyllic lifestyle and investment markets, goes undercover to meet the employees who close the deals at his company. Hoping to be appraised as a valuable employee on his assignments, Dan dons tie-dye and gets down and dirty on the front lines as a real estate agent, land appraisal specialist, interior decorator and auctioneer.

Identical twin brothers Ashley and Brandon Wright, co-owners of Hamburger Mary's, a flamboyant franchise of LGBT-friendly restaurants that serve gourmet burgers and cocktails along with drag shows and nightly entertainment, each work undercover as the other watches via a live video feed.

Greg Adler, President and CEO of 4 Wheel Parts, the global leader in truck, Jeep, SUV and off-road tires, wheels, lift kits and accessories, goes undercover to meet the employees who keep his company on the right track.

Bryon Stephens, President and COO of Marco's Pizza, the nation's fastest-growing pizza franchise with nearly 700 locations in 35 states, goes undercover to meet the employees who rake in the "dough" for his company.

Scott Gerber, Principal and CEO of Gerber Group, a hospitality industry leader with 14 chic hotel bar and restaurant venues, including Whiskey Park, Whisky Blue and The Roof, goes undercover to meet his employees who keep the party going.

Jeffrey S. Young, co-owner of YESCO, a custom electric sign company that fabricates, installs and provides service for signs, electronic display systems and lighting, has to face his fear of heights when tasked with changing a light high above downtown Chicago.

As Tim M. Betts, the new chairman of Muscle Maker Grill, goes undercover, Rod Silver, the high-energy founder of the company, secretly gives Betts ongoing commentary as he observes the action via a live video feed.

Sam Dushey, President and CEO of Shoppers World, works undercover at his discount apparel and merchandise retail stores, and discovers a security deficient store where shoplifters are walking away with lots of items.

Shawnon Bellah, Crest Foods COO, works undercover at the company's Nestlé Toll House Café by Chip and experiences a sugar crash when she fails to meet her own customer service requirements.

When Buffalo Wings & Rings CEO Nader Masadeh goes under cover to make sure his restaurants have the recipe for success, he is faced with a fiery manager.