Other #1 songs on August 18, 2008
Across genres and charts

Let It Die by Foo Fighters

#1 alternative hit

Let It Die

Foo Fighters

Should've Said No by Taylor Swift

#1 country song

Should've Said No

Taylor Swift

A Milli by Lil Wayne

#1 R&B song

A Milli

Lil Wayne

I Kissed a Girl by Katy Perry

#1 song in the UK

I Kissed a Girl

Katy Perry

Disturbia by Rihanna

#1 song

Disturbia

Rihanna

The #1 Movie
At the box office on August 18, 2008

Tropic Thunder

Tropic Thunder

Directed by Ben Stiller

Notable August 18 Birthdays
Born in the 2000s

Summer McIntosh

Swimmer

Born August 18, 2006