This Russian pop-singer is looking obviously scared after that woman approached him.
Also, as you may noticed the voice track was not interrupted in that moment. Here is why.
We can say that almost all Russian pop singers don't sing live. They all use the pre-recorded audio with their voice during all the performances and Russian people seem like don't care.
Sometimes if they try singing live you can see what it can look like, the same Russian musician again:
And now the next video. It requires a little explanation - the voice you hear during it was recorded by the technician from the mic he was holding - it didn't go live so the audience has heard only the recorded audiotrack:
If someone occassionally get interested in this Russian singer's name - that's Kirkorov.