▁and ▁pour s ▁to b acco ▁into ▁it ▁as ▁if ▁it ▁were ▁a ▁pipe . ▁He ▁then ▁f lick s ▁his ▁thumb ▁up ward ▁as ▁if ▁working ▁a ▁l ighter . ▁His ▁thumb ▁ign ites ▁and ▁he ▁matter - of - fact ly ▁lights ▁his ▁" pipe ". ▁Ama zed ▁at ▁seeing ▁this , ▁Hard y ▁un success fully ▁attempts ▁to ▁duplicate ▁it ▁throughout ▁the ▁film . ▁Much ▁later ▁he ▁finally ▁succeed s , ▁only ▁to ▁be ▁ter r ified ▁when ▁his ▁thumb ▁catch es ▁fire . ▁La ure l ▁repe ats ▁the ▁pipe ▁jo ke ▁in ▁the ▁ 1 9 3 8 ▁film ▁Block - Head s , ▁again ▁to ▁Hard y ' s ▁bem usement . ▁This ▁time , ▁the ▁jo ke ▁ends ▁when ▁a ▁match ▁La ure l ▁was ▁using ▁rel ights ▁itself , ▁Hard y ▁throws ▁it ▁into ▁the ▁fire place , ▁and ▁it ▁expl odes ▁with ▁a ▁loud ▁b ang . ▁ ▁R ather ▁than ▁showing ▁Hard y ▁suffering ▁the ▁pain ▁of ▁mis fortun es , ▁such ▁as ▁falling ▁down ▁st airs ▁or ▁being ▁be aten ▁by ▁a ▁th ug , ▁b anging ▁and ▁crash ing ▁sound ▁effects ▁were ▁often ▁used ▁so ▁the ▁audience ▁could ▁visual ize ▁the ▁scene ▁themselves . ▁The ▁ 1 9 2 7 ▁film ▁S ail ors ▁Bew are ▁was ▁a ▁significant ▁film ▁for ▁Hard y ▁because ▁two ▁of ▁his ▁end uring ▁tra dem arks ▁were ▁developed . ▁The ▁first ▁was ▁his ▁" t ie ▁tw iddle " ▁to ▁demonstrate ▁embar rass ment .