Conversation so far:
Are there any other interesting aspects about the Wikipedia article for Serebro?
On 28 September, member Anastasia Karpova confirmed her planned departure from Serebro. A new member, named Dasha Shashina, was announced on 3 October 2013.
Why was Karpova replaced in the band Serebro?
Anastasia Karpova had told Maxim Fadeev months prior that she intended to leave the group. She noted that the decision was mutual with other members of the band.
Why did Anastasia Karpova want to leave the band Serebro? Was it because of differences with others in the group?
Anastasia Karpova's primary motivation was to pursue a solo career. Newest member Polina Favorskaya was introduced on June 5, 2014.

Question: What did they perform together?
Self-contained rewrite: What songs did the members of Serebro perform together?