just be urself, be what u are, give honest direct replies, do your best and if u dont get employed you're still true to yourself. If u wanna brag ur way in, go ahead n make sure you could do what u claim, or else u'll be butt out before probation period.
and this world isnt too big, ur ex-boss might know ur current new job boss.. and he'd say "Wuahh Tauke Kao ur new employee Ah Beng very very good n pro".
"Sure not Tauke Meow? haha then i very lucky de!"
"Of course Ah Beng very very good n pro at blow-water skills, talk sky land no fight, do no ability no energy". "WTF?!?! *feel siasui n you gonna have a good good time...