Austin Mahone was hospitalized Thursday morning after falling ill, People reports.
The singer posted a photo of himself in a hospital gown along with the caption, "I've never felt so bad." Before that post, he tweeted that he had a "bad flu" and was suffering from a 103 degree fever. Hours later, #prayforaustin became the No. 1 trending topic on Twitter.
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Mahone was set to kick off his first tour on Thursday. He has already pushed back the two first stops to Oct. 22 and Nov. 1, respectively, due to his illness. However, a source told People that his tour may need to be rescheduled for early next year.