An Audio Bundle: Spontaneous Optimism & Change Your Underwear, Change Your Life: Audiobook
According to The Books Insider's catalog data, An Audio Bundle: Spontaneous Optimism & Change Your Underwear, Change Your Life runs 5.1 hours as an unabridged audiobook, narrated by Dr. Michael Mercer and Dr. Maryann Troiani and others (about 3.4 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 5.1 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 11 days |
| 1 hour / day | 6 days |
| 2 hours / day | 3 days |
| 1 hour / day at 1.5× | 4 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 5.1 hours, it runs longer than 55% of the 26,666 Self-Development audiobooks in our catalog.
More narrated by Dr. Michael Mercer
Dr. Michael Mercer narrates 19 unabridged audiobooks in our catalog, 17 hours in all.
- Positive Life Answers: Creating A Happy, Optimistic & Productive Workplace
- Positive Life Answers: The Magic Power of Journaling & More
- Positive Life Answers: Boost Your Confidence Now! Part 1
- Positive Life Answers: Boost Your Confidence Now! Part 2
- Positive Life Answers: Secrets of Happy and Joyful People
About as long, on the Self-Development shelf
2,535 Self-Development audiobooks in our catalog run within 10% of this length. The most popular on the store:
- The Subtle Art of Not Giving a F*ck: A Counterintuitive Approach to Living a Good Life
- Get Out of Your Head: Stopping the Spiral of Toxic Thoughts
- Winning the War in Your Mind: Change Your Thinking, Change Your Life
- Soundtracks: The Surprising Solution to Overthinking
- Big Magic: Creative Living Beyond Fear
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
An Audio Bundle: Spontaneous Optimism & Change Your Underwear, Change Your Life is an audiobook by Dr. Michael Mercer and Dr. Maryann Troiani: a 5.1-hour unabridged recording, read by Dr. Michael Mercer, Dr. Maryann Troiani and Julie Schaller, released July 5, 2023, on the Self-Development shelf.
The listen at a glance
- Length
- 5.1 hrs
- Narrated by
- Dr. Michael Mercer, Dr. Maryann Troiani, Julie Schaller
- Released
- July 5, 2023
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Self-Development
- ISBN
- 9798886422047
How to listen to An Audio Bundle: Spontaneous Optimism & Change Your Underwear, Change Your Life 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 An Audio Bundle: Spontaneous Optimism & Change Your Underwear, Change Your Life as an audiobook?
An Audio Bundle: Spontaneous Optimism & Change Your Underwear, Change Your Life runs 5.1 hours unabridged. At 1.5× speed that drops to roughly 3.4 hours.
Is An Audio Bundle: Spontaneous Optimism & Change Your Underwear, Change Your Life free as an audiobook?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates An Audio Bundle: Spontaneous Optimism & Change Your Underwear, Change Your Life?
An Audio Bundle: Spontaneous Optimism & Change Your Underwear, Change Your Life is narrated by Dr. Michael Mercer, Dr. Maryann Troiani and Julie Schaller.