B□y□n□ their individu□l □uccess,□Jessi□a □nd Krys□al have al□o col□a□orated on va□ious pro□ects toget□er.□From ph□tos□o□□s and magazi□e □overs to reality TV □hows□a□d cha□ity eve□ts, the□si□t□rs have proven□th□t t□ey are a f□rce to b□ reckoned wi□h □□en they jo□n f□rc□s. □hei□ □h□red vision and m□□u□l re□□ect for each other's □ale□□s □ave on□y stre□gthened □he□□ bo□d over th□ y□ars.