Learn to speak the dialect of the Osaka people in Japan:
maido - hello [any time of day]
okini - thank you
o genski desu ka? - how are you?
genki ya ta - and you?
honma? - really?
aho chau? - are you stupid?
genki yata - how are you?
majide? - seriously?
hai, maji maji - yes, seriously
ja matane - bye
ho na - bye bye