"We are now overseas in London and all I can think about is how devastated I am as I look at images of the damage Hurricane Harvey has caused", Drake wrote.
Hart posted a video on Instagram in which he introduced the Hurricane Harvey Relief Challenge and announced he was donating $25,000 to recovery efforts.
"I think we've participated in a lot of challenges on the Internet, some meaningful some meaningless but we've all done em", Hart said.
While Hurricane Harvey continues to wreak havoc on parts of southeast Texas, displacing thousands with unprecedented rain and flooding, Coloradans may be wondering what they can do to help with relief efforts.
In an Instagram video that's been viewed over a million times, he talked about being moved to action after hearing about what is going on in Houston.
Toronto native Drake, who has lived in Houston for the last eight years, said that he and DJ Future the Prince are working with local relief groups "to aid and assist the people of Texas in anyway we can and in the most immediate way possible".
Katy Perry also urged viewers to donate while hosting the MTV's Video Music Awards on Sunday night. Hart proceeded to namedrop a handful of celebrities he wants to step up and donate.
"I am praying for the safety of all those affected".
Potential Tropical Cyclone Ten forms off the Georgia coast
The system is forecast to move near the northeastern coast of SC and along the North Carolina coast Monday night and Tuesday . The forecast models keep the center of the system near the coast as it continues to move towards the northeast.
Sebastian Vettel signs three-year extension with Ferrari
On the 25th anniversary of Michael Schumacher's first Grand Prix win, Hamilton set about emulating the racing legend in style. He is the only driver to have won seven Formula One World Championships, five of which he won consecutively.