$DOG is bigger bc it was airdropped to thousands but $BILLY is the greatest completely organic memecoin, not just on btc, but in existence.

BILLION•DOLLAR•CAT - BILLY (Bitcoin)

DOG•GO•TO•THE•MOON - DOG (Bitcoin)

#BILLY

#BDC

#KIP

#MEME

$BIO

$VANRY

$DOGE