The on-sale for Andrea Bocelli’s “2020 Holiday Tour” is to be announced. To receive announcements and access to the latest information on on-sales, presales, special offers and events, contests, breaking news and more for concerts and events at DTE Energy Music Theatre, Little Caesars Arena, Fox Theatre, Comerica Park, Meadow Brook Amphitheatre and Michigan Lottery Amphitheatre, fans can sign up at www.313presents.com/contact-us/email-sign-up.