'Speak, do not be silent') is a song by Russian girl group Serebro, taken from their debut studio album Opiumroz.
The song is the group's fourth single, and was written and produced by their manager Maxim Fadeev.
The song is noted as the last single recorded and released by former band member Marina Lizorkina, after her departure due to financial and personal reasons on 18 June 2009.
"Skazhi, ne molchi" was released as the fourth and final single from their debut studio album Opiumroz.
The song was later re-recorded to include the vocals of new group member Anastasia Karpova, Marina Lizorkina's replacement.