ham it up
lay it on thick
ham
hyperexaggerate
chew the scenery
overplay
overact
shoot one's mouth off
talk out of one's ass
talk big
overexaggerate
sweep away
skewer
overstate
rhapsodize
psych
Barnumize
flabbergast
three-sheet
freak
comb someone's hair the wrong way
drama queen
overcolour
yeast
gin up
come it
overtell
overemote
tub-thump
intoxicate
overexcite
flip one's wig
gladiator
overstress
over-egg the pudding
overimagine
drive someone up the wall
obsess
overarticulate
camp it up
wig
rend one's garments
overpsychologize
rave
affront
bug
give someone ass cancer
fake it
ether
rip the piss
go batshit
bust someone's balls
scarify
scare someone out of their wits
say the quiet part loud
psyche
shit-stir
jolt
wing
backbite
neg
vent one's gall
blow hot and cold
make a scene