The nation's new top dog was clearly the fan favorite, and drew a standing ovation from the sold-out crowd at Madison Square Garden when he was picked.
Uno got right into the act, jumping up on handler Aaron Wilkerson and confirming his other title: noisiest in show. Years from now, he'll be known for the "ah-roo" heard 'round the ring.
The only dog consistently listed among America's most popular breeds for nearly 100 years, a beagle had never won in the 100 times Westminster picked a winner. That changed when judge J. Donald Jones pointed to this nearly 3-year-old package of personality.