There wasn't one day that went by where you didn't go out of your way to make me feel special and loved.
On the post, Meredith wrote: 'There wasn't a person I loved more on this earth.
I am going to make you so proud.
I love you Daniel,' she concluded on Monday night.
The latest: Actor Daniel Mickelson's death at 23 in July was the result of accidental fentanyl and cocaine toxicity, officials confirmed Tuesday.
Tragic: In her emotional tribute shared to her Instagram Story, the model reflected on their close friendship and all the 'laughter and happiness' he brought to the world 'He was the happiest brightest smiley most sunshine human to exist and I'm so happy God chose me to be his sister for his whole amazing life.