▁young ▁prince ▁from ▁a ▁kingdom ▁called ▁R ash ▁reg ain ▁his ▁throne . ▁ ▁Button - B right ▁ ▁Button - B right ▁( real ▁name : ▁Sal adin ▁Par ac els us ▁de ▁Lam bert ine ▁Ev agne ▁von ▁Smith ) ▁is ▁a ▁character ▁who ▁first ▁appears ▁in ▁the ▁ 1 9 0 9 ▁book ▁The ▁Road ▁to ▁O z . ▁When ▁Button - B right ▁first ▁appears , ▁he ▁is ▁shown ▁as ▁a ▁little ▁boy ▁who ▁answers ▁most ▁questions ▁with ▁" Don ' t ▁know ." ▁In ▁the ▁story ▁Button ' s ▁head ▁is ▁tempor arily ▁changed ▁into ▁a ▁fo x ' s ▁head ▁by ▁King ▁Do x ▁of ▁Fox ville ; ▁upon ▁arriv ing ▁in ▁the ▁Land ▁of ▁O z , ▁Bill ina ▁and ▁T ik - T ok ▁took ▁Button - B right ▁to ▁the ▁Tr uth ▁P ond ▁so ▁that ▁he ▁could ▁reg ain ▁his ▁head . ▁He ▁later ▁makes ▁an ▁appearance ▁at ▁Princess ▁O z ma ' s ▁birth day ▁party . ▁ ▁Ba um ▁brought ▁Button - B right ▁back ▁for ▁his ▁ 1 9 1 2 ▁novel ▁Sky ▁Island , ▁where ▁he ▁enc oun ters ▁T rot ▁and ▁Cap ' n ▁Bill ▁for ▁the ▁first ▁time . ▁In ▁this ▁novel ▁he ▁is ▁shown ▁to ▁be ▁older ▁and ▁more ▁ver bal . ▁Button ▁reve als ▁that ▁he ▁is ▁from ▁Philadelphia , ▁and ▁that ▁his ▁real ▁name ▁is ▁Sal adin ▁Par ac els us ▁de ▁Lam bert ine ▁Ev agne ▁von ▁Smith . ▁He ▁was ▁given ▁the