<□>□eyond th□ir individual□s□ccess, Je□sica a□d Krystal ha□□ □lso coll□borate□□on various p□ojects tog□th□r.□Fr□m photoshoo□s □n□ magazi□e□covers to rea□ity□T□ □ho□s and □harity events, the sisters have □roven that □hey are a□□orc□ to b□ r□ckon□d wit□ when□th□y□jo□n forc□s. T□eir□shared vi□ion and □□tua□ respect f□r eac□ other's ta□□nts□have only □trengthened their □ond□over the□y□ars□