□p>Beyond their i□dividual success, Jessic□ and Krystal h□□e also collaborat□□□o□ various pr□je□□s t□get□er. From ph□tosh□ots an□ magazin□□c□vers □o □e□lity TV s□ows an□ c□ari□y event□, the sist□rs have□□roven tha□□they ar□ a fo□ce to be reckoned□wit□ whe□ they j□in f□rces. T□eir shar□d v□sio□ and m□tu□l respect f□r each □th□r's □alents ha□e □□ly s□rengthened their bo□d □□er t□e years□