All Fermi answers
Fermi #30 · Question 3

How many times is the word "baby" sung in Justin Bieber's "Baby"?

Explore the official answer and the simple reasoning behind this Fermi estimate.

3QUESTION 3 OF 3

Answer & explanation

The official answer, with Fermi’s reasoning step by step.

Answer & explanation

Official answer

56

times

How to estimate it

Fermi’s official “Napkin math”

Oh woah oh oh, oh woah... like baby, baby, baby no!... hmm. Fifty, give or take.

Sang it in my head
twice
Give or take
≈ 50

Rounded assumptions may give a slightly different estimate. The official answer above is the game’s reference value.

Source calculation & reference
Choruses (4 × 9 repetitions)
= 36
Verses
+ 12
Bridge + outro
+ 8
Total occurrences
= 56

Reference cited by Fermi: Genius lyrics annotation

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