Determine the valence intensity of the tweeter's emotional state conveyed in the tweet "Ha ha love flats description of Marlie packer... Default setting 'combat mode'.... 😂😂😂😂😂  #brilliant \n@davidflatman @MarliePacker #WRWC2017". Offer a numerical score between 0 and 1, where 1 represents very positive and 0 represents very negative sentiment.