Khloe Kardashian Vows to Support Rob Kardashian on His Birthday

"I know this is the year where you will find your happiness again!" she wrote.

— -- Today is Rob Kardashian's 28th birthday and after a 2014 plagued with weight problems, where the reality star has stayed out of the spotlight, his family is there supporting him through a new year.

"Your smile can light up any room and a million hearts @robkardashian ..I fell madly in love with you the moment we met 28 years ago...you are such a joy, with the biggest heart I have ever known. God blessed me with an amazing son and I cherish every single day and memory we have...you have experienced great sadness, overcome adversity and also enjoyed success beyond measure...but the best is yet to come. I love you angel boy. I'm so proud of you. You are a kind delicious human being who cares deeply for others. Stay close to God and your family always...I wish you a very happy birthday Robbo! I wish for you joy, peace in your heart, health, happiness, and the sound of your beautiful laughter...you are a huge part of my heart and I love you," she wrote.

"Happy Birthday to my one and only brother Robbie!!!! I remember this Vegas party of yours like it was yesterday??! I love you so much and can't wait to share so many more memories with you! Kiki ?? Riki!!!!" she wrote.