The 18-year-old wore a dress to a gala that Anna Nicole Smith wore more than 20 years, and chose a pastel gown by Mac Duggal for the Churchill Downs red carpet.

Birkhead welcomed his daughter with Smith, who died from an accidental drug overdose in 2007, just five months after Dannielynn was born. The father-daughter duo has traveled everywhere from Dollywood to Hawaii with, of course, stops in Louisville, Kentucky, for the famous horse race.