It goes:
Jab mein chota baccha tha
badi shararat karta tha
meri chori pakdi jati
toh roshan hota bajaj
Kya rangeen jawani thi
Ek raja aur ek rani the
Raja rani pakde jate
(Actually the armaan behind the parda act got me thinking of this jingle).
Ab mein bilkul budda hoon
goli khaker jeeta hoon
lekin aaj bhi ghar ke andar
Roshan hota Bajaj.
sorry sorry if it sounds inappropriate pardon me and galti maaf karna *kaan pakadti hoon* like Armaan yesterday đł