The bat may have flown the nest, but there's a new furry friend in town.

"Catch him Derry!" became one of the most viral catchphrases of the Internet during 2017. Now, Derry has his work cut out for him once again as a mouse invades his family's Kerry home.

Read More: Irishman is hilariously no help as bat flies into his parent's home

Between memes, remixes, t-shirts, an on-air interview with Jimmy Kimmel, and the viral #BATDAD, when a mouse dared rear its head in the Flemming home, it was ample opportunity for a sequel.

The video, already gaining millions of views, shows son Tadhg instructing Derry on how best to catch the creature.

Read More: Funniest Irish videos of 2017

With a crutch, a broom handle, a pair of shorts, and a jacket - "incase he gets cold" - on hand, the furry friend doesn't stand a chance. Although he does put up a good game of hide and seek, sending the men rummaging around the fridge and the china cupboard.

Watch the video below - sound on for full effect!

Irish Family Panic While Trying To Get Rid Of Rad

First the bat, now a mouse! This poor Irish family can't catch a break ??

Posted by UNILAD on Monday, 8 January 2018

Here's the origial bat video that made them famous: 

So a Bat flew into our house last night.... safe to say it was dealt with in a calm and mannerly fashion ???? #catchhimderry #pupgotexcited

Posted by Tadhg Fleming on Tuesday, September 5, 2017

And here's a look at the Flemings when they're not busy chasing pests: 

For more Tadhg and Derry antics, you can follow the craic from Kerry via Twitter.

He has the poor dogs plagued ????? #MistletoeTing pic.twitter.com/nuvo5SBAuO

— Tadhg Fleming (@TadhgFleming) November 19, 2017

Life with Derry is Great ??❤️ #wouldnthavehimanyotherway pic.twitter.com/MDlYmVNsET

— Tadhg Fleming (@TadhgFleming) November 12, 2017