Strange lights were filmed over Liverpool on Sunday evening which caused confusion between observant local residents.

Residents in Bootle, Anfield and Kirkby all reported seeing the phenomenon. Lots of people speculated the flashing moving lights were extra terrestrials.

In the video above, there are several lights of different sizes moving in random directions in the clouds.

Some Twitter users offered explanations to what the lights could be…

@LivEchonews 3 lights seen across Liverpool sky is coming from the Circus based in Walton Hall Park.

— Maz Power (@mazpower) April 17, 2016

I, for one, welcome our new alien overlords #LiverpoolLights

— Matt (@Duttstep) April 17, 2016

3 weird lights in the sky in the vicinity of the racecourse. Cross crossing spotlights on the clouds – where from?

— Nick W (@ukefc) April 17, 2016