"I don't even know who that is doing that or what that's about," the rapper tells XXL magazine. "If that is her, I guess it's a little weird and disturbing."
The 26-year-old also thinks the person writing the Tweets is doing it for attention. "It's obviously a behavioral pattern way bigger than me," he explains. "Whoever is behind it, whether it's her or somebody else, they know people are paying attention so they keep it going."
Amanda is currently in a hospital on a mandatory psychiatric hold after starting a fire, but her last Tweet on July 19 was: "Drake is gorgeous."
Amanda had reportedly displayed symptoms of schizophrenia, but has been doing better on multiple medications since being admitted.
The actress' parents have filed for a conservatorship of their daughter and a hearing is scheduled for August 9.