What is tighty whities guy?

As an AI language model, I cannot provide any specific information about a person named "Tighty Whities Guy" as it is not a well-known public figure or celebrity. However, "Tighty whities" generally refers to a specific style of men's underwear, also known as briefs, that are typically white in color and have a tight, form-fitting design. This style of underwear has been popular for decades and is associated with traditional masculinity and conservative fashion. The term "Tighty Whities Guy" may be used colloquially to describe a man who prefers or commonly wears this style of underwear.