"You never left my side and I'm going to miss you just so much," Yvie continued.
The reality star has a huge love for her pets, even buying a $2000 car to cater to them.
"I love you Oscar. Say hi to Leonardo Avocado over the rainbow bridge. And all your foster brothers and sisters," she wrote in the caption.
WATCH: Ajay Rochester clashes with Yvie Jones on I'm a Celebrity Get Me Out of Here
Yvie also thanked the vets and pet sitters who supported her pup in his last moments.
Now living in Melbourne, the I'm A Celebrity Get Me Out Of Here star will join Fox FM Breakfast this month.
Audiences will be looking forward to hearing from the star again, who became a household name along with her best friend Angie Kent during their stint on Gogglebox Australia.
