Quartet I participants, from left: Alexander Demidov, Kamil Larin, Leonid Barats, Alexander Khait perform during ZAPOY (Sing) with Mikhail Yefremov concert, devoted to Yefremov's 50th birthday.
- Categories: Arts, Culture & Entertainment
- Location: Moscow, Russia
- Event date: 22.11.2013
- Date published: 22.11.2013
- Author: Grigory Sysoev
- Credit: Sputnik
- Source: Sputnik
- Original: Digital
- Media: JPEG, 4702x3084px, 4Mb