Reggaeton Lento (Remix) Little Mix & CNCO Download 'Reggaeton Lento (Remix)' on iTunes
If you were stuck in a burning building you'd be happy to see these guys turn up.
This pair of wannabe firefighters are training to become full-timers in Russia and have to go through a number of strenuous tasks.
This particular one ensures they can act at a suitable pace in an emergency.
They may not be wearing their heavy equipment, but still very impressive...