▁accepted ▁his ▁marriage ▁proposal ▁and ▁they ▁were ▁married ▁officially ; ▁however , ▁when ▁their ▁son ▁was ▁born , ▁they ▁ex changed ▁rings ▁with ▁in sets ▁of ▁Henry ' s ▁birth stone , ▁cit r ine . ▁He ▁is ▁seen ▁briefly ▁in ▁the ▁ 1 0 0 th ▁episode ▁getting ▁medicine ▁for ▁Henry ▁with ▁Jenn ifer , ▁as ▁well ▁as ▁the ▁episode ▁" The ▁S lave ▁of ▁D ut y " ▁( season ▁ 5 ), ▁accomp any ing ▁Jenn ifer ▁and ▁the ▁team ▁at ▁H ale y ▁Hot ch ner ' s ▁fun eral . ▁In ▁the ▁season ▁ 7 ▁finale , ▁Will ▁works ▁alongside ▁J J ▁to ▁stop ▁the ▁bank ▁ro bb ers ▁and ▁is ▁eventually ▁taken ▁host age . ▁After ward , ▁they ▁agree ▁to ▁get ▁married ▁and ▁un know ingly ▁attend ▁a ▁surprise ▁wed ding ▁ceremony ▁thrown ▁by ▁Ros si ▁and ▁Will . ▁▁ ▁Kevin ▁Lyn ch ▁( N ich olas ▁Br end on ; ▁season ▁ 3 – 1 0 ) ▁first ▁appears ▁in ▁the ▁episode ▁" P en el ope " ▁( season ▁ 3 ), ▁in ▁which ▁he ▁is ▁required ▁to ▁search ▁Pen el ope ▁Gar cia ' s ▁computer ▁to ▁learn ▁who ▁shot ▁her . ▁Kevin ▁sends ▁the ▁team ▁live ▁video ▁alert ing ▁that ▁the ▁un sub ▁( unknown ▁subject ) ▁is ▁in ▁the ▁B AU ▁headquarters . ▁He ▁is ▁intens ely ▁im pressed ▁by ▁Pen el ope ' s ▁computer ▁skills , ▁and ▁the ▁feeling ▁is ▁mut ual . ▁At ▁the ▁end ▁of ▁the ▁episode