Collectively, they’ve sold 70 million albums, won eight Grammy Awards, 14 Country Music Association Awards, 14 American Music Awards, seven People’s Choice Awards and 26 Academy of Country Music Awards. Yesterday, at a live ‘town-hall’ press conference, The Venetian Las Vegas announced the biggest musical event in its history: the arrival of Tim McGraw and Faith Hill’s “Soul2Soul.” This limited engagement, which opens on Dec. 7 and covers 10 weekends through April 2013, will take place at our 1,815-seat Venetian Theater.