so aggressively cheery that pollyana would reach for a barf bag . 
(ROOT (ADJP (RB so) (RB aggressively) (JJ cheery) (SBAR (IN that) (S (NP (NN pollyana)) (VP (MD would) (VP (VB reach) (PP (IN for) (NP (DT a) (NN barf) (NN bag))))))) (. .)))
(ROOT (ADJP (RB ) (RB ) (JJ ) (SBAR (IN ) (S (NP (NN )) (VP (MD ) (VP (VB ) (PP (IN ) (NP (DT ) (NN ) (NN ))))))) (. )))