One Eighty is the fourth album by Ambrosia, released in 1980 on Warner Bros. Records.

The title was believed by fans to signal the group's "180-degree" change in direction.

25 on the Billboard 200, continuing the success of the band.

Among the three singles, "Biggest Part of Me" and "You're the Only Woman" were top 20 hits, peaking at No.

The album also earned the band three Grammy nominations, including Best Pop Vocal Group.