Video 1: Mtel becomes A1

Casting directors Milena Kaleva, Antonia Milcheva
Director Drago Sholev
Production company B2Y productions
Agency Saatchi & Saatchi

Video 2: Mtel becomes A1

Production company B2Y
Director Drago Sholev
Agency Saatchi & Saatchi
Casting directors Milena Kaleva, Antonia Milcheva