aded , ▁and ▁they ▁were ▁soon ▁" f acing ▁off " ▁before ▁every ▁scene . ▁To ▁address ▁this , ▁producer ▁Berg stein ▁and ▁director ▁Ar d ol ino ▁forced ▁the ▁stars ▁to ▁re - watch ▁their ▁initial ▁screen - tests — the ▁ones ▁with ▁the ▁" bre at ht aking " ▁chem istry . ▁This ▁had ▁the ▁desired ▁effect , ▁and ▁S way ze ▁and ▁Grey ▁were ▁able ▁to ▁return ▁to ▁the ▁film ▁with ▁renew ed ▁energy ▁and ▁enthus ias m . ▁ ▁Some ▁of ▁the ▁scenes ▁in ▁the ▁film ▁are ▁impro vised . ▁For ▁example , ▁the ▁scene ▁where ▁Grey ▁was ▁to ▁stand ▁in ▁front ▁of ▁S way ze ▁with ▁her ▁back ▁to ▁him ▁and ▁put ▁her ▁arm ▁up ▁behind ▁his ▁head ▁while ▁he ▁tra iled ▁his ▁fingers ▁down ▁her ▁arm . ▁Grey ▁was ▁exha usted ▁at ▁the ▁time ▁and ▁found ▁the ▁move ▁tick lish , ▁and ▁could ▁not ▁stop ▁gig g ling ▁each ▁time ▁S way ze ▁tried ▁it , ▁and ▁he ▁became ▁anno yed . ▁The ▁foot age ▁was ▁found ▁in ▁the ▁editing ▁room ▁and ▁the ▁produ cers ▁decided ▁the ▁scene ▁worked ▁as ▁it ▁was ▁and ▁put ▁it ▁into ▁the ▁film , ▁complete ▁with ▁Grey ' s ▁gig g ling ▁and ▁S way ze ' s ▁anno yed ▁expression . ▁It ▁became ▁one ▁of ▁the ▁most ▁famous ▁scenes ▁in ▁the ▁movie , ▁turning ▁out , ▁as ▁ch ore ograph er ▁Ken ny ▁Or te ga ▁put ▁it , ▁" as ▁one ▁of ▁the ▁most ▁del icate ▁and ▁honest ▁moments ▁in