This Gossip we weren't so happy to hear -- Taylor Momsen has been hospitalized with a serious throat infection! "She has been hospitalized for a severe, potentially life-threatening throat infection since Sunday," her doctor tells People. Luckily, she'll be OK. "After aggressive antibiotics and medications, she is expected to make a full recovery in the next three to five days," the doc says. And then it'll be back to business as usual for Taylor, who's expected back on set later this week. "Taylor Momsen is a beloved member of our Gossip Girl cast and we are happy to report she is on the road to a speedy recovery," says a statement from the CW. "We all look forward to her planned return to work on Friday." Feel better!