First up was Ri Ri, who was adorably humble and excited to be included.
Then, there was Stranger Things' Millie Bobby Brown, who shared both a product recommendation AND words of encouragement.
Kylie Jenner took it one step further, hooking James up with some new swag!
While her big sis Kim Kardashian-West kept things short but sweet, peppering her messages with an ample amount of exclamation marks!
Last but not least, our imaginary BF Shawn Mendes ghosted James — but was super polite about it in classic Canadian style.
Let's be real — we'd be stoked to just get a text back from any one of these celebs!
WATCH: James Charles apologises to Tati Westbrook