What happens when you mix 3 different Pura Vida Tequila's and ZZ Top's Bill Gibbons? A Tres Hombres, of course! The Tres Hombres was originated when a snafu at a restaurant turned it into a drink idea with ZZ Top's Billy Gibbons. This cocktail packs quite the punch with 3 different tequila's: Pura Vida Silver