This is how my friends and I did it when I was in elementary school

Miss Suzy
Baby: waa waa
Toddler: waa waa suck my thumb
Kid: waawaa suck my thumb gimme a piece of bubble gum
Teenager: waawaa suck my thumb gimme a piece of bubble gum, ooh ah lost my bra, left it in my boyfriend's car
Mother: waawaa suck my thumb gimme a piece of bubble gum, ooh ah lost my bra, left it in my boyfriend's car, shut up kids, I'm on the phone
Grandma: waawaa suck my thumb gimme a piece of bubble gum, ooh ah lost my bra, left it in my boyfriend's car shut up kids, I'm on the phone, ow my aching back!
Dead: I think funeral music