(me, my parents, my sister, and the baby are sitting at the kitchen table eating lunch)
baby, pointing at the light fixture over the table and signing "on": o.*
my sister: we actually can't turn that light on right now, because the lightbulb inside is burnt out! it needs a new one.
baby: ighbu.
sister: yes, lightbulb! granddaddy said after we eat he's going to climb up there on a ladder and change it, and then the light will come on!
baby: gadada! adda, uuu! ighbu o!
sister: exactly!
baby, signing "on" and pointing at the light and then my dad, with increasing urgency: GADADA ADDA UUUU. O.
my sister: we're going to finish eating first though, ok?
baby: nonono. O. gadada adda uuu.
[a split second goes by]
baby, pointing to himself: ba. adda uuu. ighbu.
me: you're going to climb the ladder and change the lightbulb yourself?
baby: dzyeah. *pointing to the buckle where he is buckled into the high chair* ububu.
me: unbuckle you? so you can change the lightbulb?
baby, highly businesslike: dzyeah.
*pronounced like "on" without the n
