Extract all of the dates mentioned in this paragraph and list them using bullets in the format {Date} - {Description}

The Yayhoos formed as a "temporary band" in 1993 and consisted of "an all-star lineout of country punk veterans," including Eric "Rosco" Ambel on guitar/vocals, Dan Baird on guitar/vocals, Keith Christopher on bass, and Terry Anderson on drums/vocals. With three solo artists from singer-songwriter backgrounds—Anderson, Ambel, and Baird—the band features three lead vocalists as well as three songwriters.

• 1993 - The Yayhoos were formed during this year.