Leonard Nimoy died at the age of 83 on Friday, and his funeral is tomorrow.
His friend and Star Trek costar William Shatner went on Twitter to express his sadness about not being able to attend the funeral service.
Shatner agreed to be at the Red Cross Ball tonight in Florida on Saturday night and can't make it back in time.
I feel really awful. Here I am doing charity work and one of my dearest friends is being buried.— William Shatner (@WilliamShatner) February 28, 2015
After sharing his feelings, he asks to remember his friend on Sunday and reminds everyone how much he loved Nimoy.
So maybe tomorrow we come together here and celebrate his life.— William Shatner (@WilliamShatner) February 28, 2015
So let's spend some time tomorrow celebrating Leonard's life and remembering the man.— William Shatner (@WilliamShatner) February 28, 2015
ICYMI: ""I loved him like a brother. We will all miss his humor, his talent, and his capacity to love." -William S… http://t.co/zd5S7K3Nki— William Shatner (@WilliamShatner) February 28, 2015
Nimoy passed away at his Bel-Air home. According to the actor's wife, Susan Bay Nimoy, her husband's passing was due to the end stages of chronic obstructive pulmonary disease (CPOD).
Nimoy sent out his final tweet about life on Feb. 23.
A life is like a garden. Perfect moments can be had, but not preserved, except in memory. LLAP— Leonard Nimoy (@TheRealNimoy) February 23, 2015
Watch the video below to remember Nimoy and see how the character of Spock changed him.