Knocked Up by the Billionaire’s Son: Audiobook
Book 4 of the Knocked Up series
According to The Books Insider's catalog data, the Knocked Up by the Billionaire’s Son audiobook runs 6.2 hours unabridged, narrated by Amelie Griffin and Alex Kydd (about 4.1 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 6.2 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 13 days |
| 1 hour / day | 7 days |
| 2 hours / day | 4 days |
| 1 hour / day at 1.5× | 5 days |
You'll finish in – by –
Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.
What our data says
- At 6.2 hours, it is shorter than 71% of the 16,241 Modern audiobooks in our catalog.
Catching up on Knocked Up
This is book 4. Books 1 to 3 run 18.7 hours before it; books 1 to 4 run 24.9 hours in all.
| Book | Title | Length |
|---|---|---|
| 1 | Knocked Up by the CEO | 5.7 hrs |
| 2 | Knocked Up by the Single Dad | 6.4 hrs |
| 3 | Knocked Up Again! | 6.6 hrs |
| 4 | Knocked Up by the Billionaire’s Son | 6.2 hrs |
More narrated by Amelie Griffin
Amelie Griffin narrates 107 unabridged audiobooks in our catalog, 983 hours in all.
About as long, on the Modern shelf
2,231 Modern audiobooks in our catalog run within 10% of this length. The most popular on the store:
Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.
About this listen
Knocked Up by the Billionaire’s Son is book 4 of Lilian Monroe's Knocked Up series: a 6.2-hour unabridged recording, read by Amelie Griffin and Alex Kydd, released December 24, 2019, on the Modern and Fiction shelves.
The listen at a glance
- Length
- 6.2 hrs
- Narrated by
- Amelie Griffin, Alex Kydd
- Released
- December 24, 2019
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Modern, Fiction
- Series
- Knocked Up #4
- ISBN
- 9781541430297
How to listen to Knocked Up by the Billionaire’s Son free
New members at audiobooks.com get three free audiobooks with the trial.
Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.
Start listening freeQuestions listeners ask
How long is the Knocked Up by the Billionaire’s Son audiobook?
Knocked Up by the Billionaire’s Son runs 6.2 hours unabridged. At 1.5× speed that drops to roughly 4.1 hours.
Is the Knocked Up by the Billionaire’s Son audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Knocked Up by the Billionaire’s Son?
Knocked Up by the Billionaire’s Son is narrated by Amelie Griffin and Alex Kydd.