(Verb) To BlobbyBomb. The activity in which those partaking change the music in a bar/pub/club to the theme tune of one Mr Blobby esq. (greater results are achieved upon an angrier ambience). Upon the song being played, said people make a swift exit. Thus achieving said BlobbyBomb.
Harry: We totes just laid a fat BlobbyBomb in that public house, Mandems be mad...