PARTY OR Naughty

#Natural phenomena #Quadrilaterals #Letters presenting a special form of writing #Colours #Luminous sources, rays, shafts of light #One quadrilateral #Quadrilaterals containing one or more letters #Quadrilaterals with dark surfaces or parts of surfaces #Series of letters presenting different forms of writing #Series of letters in different dimensions #Letters in heavy characters #Letters overlapping #Letters in light-coloured characters on a dark background #Three predominant colours