All you other mascots, you better step off. Your newfangled antics are just hatin'. You will never touch the San Diego Chicken.

Yep, the most popular mascot is still, and probably will always be, the San Diego Chicken.

The Famous Chicken was the number one promotion in the minor leagues in 2007. Its appearance at minor league games, on average, increased attendance by 26 percent.

Yeah! Suck on that, Mr. Testicle. You too, Keggy.

The Ex-San Diego Padre Chicken Still Rules!! [CNBC]
Mr. Testicle Is The Bo Jackson Of Mascots [Deadspin]