Who is the Sidemen mermaid girl? Instagram, YouTube, age and more!

Screenshot from Sidemen Youtube

British YouTube sensations, known as the Sidemen recently uploaded a video featuring a mermaid girl. Formerly known as Amy Blunden, the mermaid girl has since uploaded various content onto Instagram, YouTube and more to address the video responses.

Continue reading to find out all you need to know about the popular mermaid girl as we explore who she is, her career, social media information and more. Check out this mermaid girl and her interaction with the Sidemen by reading below!

Who is the Sidemen mermaid girl?

The Sidemen are British YouTube group comprising various male members such as KSI, Miniminter, Zerkaa, TBJZL, Behzinga, Vikkstar123 and W2S. 

With 11.1 million subscribers on the main YouTube channel (Sidemen), these creators hold a large online following.

A video was recently shared onto the Sidemen channel named ’20 WOMEN VS 1 SIDEMEN: HARRY EDITION’.

Amy Blunden is a 21-year-old singer, actor and performer who features in the video as she tells the Sidemen of her mermaid abilities.

After winning a game of ‘rock paper scissors’ against Harry, the male creator said yes to Amy and she then went on to be later interviewed by KSI.

The section of the video involving the mermaid girl’s conversation with KSI was also posted onto another YouTube channel named Sidemen Moments.

Sidemen mermaid girl on Instagram, YouTube and TikTok

Amy Blunden currently has 12.9K followers on Instagram (@amyblunden1) whereby she often uploads content of herself and her mermaid experiences.

Amy also owns another Instagram account which is dedicated to her mermaid character (@mermaidharmony) and has over 800 followers.

In her bio, Amy is titled as ‘MissMermaidUK Mermaid Harmony’.

She also lists three achievements within her bio which are recorded below.

  • 👑 Miss Mermaid UK 19/20/21
  • 🧜‍♀️Professional Mermaid 
  • 🌊 AIDA 2* pool/open water freediving certified 

The account is filled with tons of mermaid content, including footage from lives shows of her performing as a mermaid.

Mermaid footage can also be found over on her YouTube channel (Amy Blunden), which currently holds 11K subscribers.

It doesn’t stop there! The performer is also active on TikTok as @mermaidharmonyofficial, with over 900 followers along with 33.5K likes in total.

Mermaid girl response to Sidemen video

After her appearance in the Sidemen video, Amy began to receive tons of attention and support regarding her performance and her mermaid lifestyle.

In response to many questions surrounding the video, the mermaid girl has since uploaded a video onto YouTube describing her experience with the Sidemen.


Amy shared the news of the video over on Instagram, stating that she answers various questions she has received from viewers.

On TikTok, @mermaidharmonyofficial also shared silent footage from her conversation with KSI.

Although admitting this was awkward, she captioned the upload admitting that she still managed to have fun.

Go ahead and check out this mermaid girl on her social media platforms to find out more!