"When Your Heart Is Weak" is a song by American band Cock Robin. It was released in 1984 as the first single from their self-titled album.
The song was the band's only Top 40 hit (and their only entry) on the Billboard Hot 100, peaking at No. 35. It was a Top 20 hit in several countries in Europe.
The video shows the band playing in several landmarks in Joshua Tree National Park.