In Melbourne Tonight. In 1966, she performed on The Go!! Show, and was voted third most popular female vocalist by the readers of Go-Set. This popularity led to an invitation to perform for the troops in Vietnam for three weeks in 1967, along with Patti Newton, the Strangers, and Doug Owen. In 1969, she went to the Far East to entertain American troops. In 1974, she became Ernie Sigley's barrel girl on The Ernie Sigley Show. It was here she gained the nickname Ding Dong. In 1975, Drysdale and Sigley released a single "Hey Paula" as a duet, which reached #2 on the Australian charts, Later that year she won the TV Week Gold Logie for the Most Popular Female Personality on Australian TV, and won her second Gold Logie the following year. In the same period, she also won consecutive Silver Logies. Drysdale has appeared on numerous television shows, including The Norman Gunston Show, Celebrity Squares, Young Talent Time, Countdown, Division 4, Homicide, Bellbird and Celebrity Name Game. She has also worked in regional television in Victoria including guest appearances on BTV-6 Ballarat and hosting a morning magazine show on GLV-8 in the 1980s. As an actress, she has appeared in the movies The Last of the Knucklemen, Snapshot, and Blowing Hot and Cold. On stage, she has appeared in plays and musicals, including Salad Days, Grease, The Barry Crocker Show, Two Gentlemen of Verona and Hello, Dolly! in 1994. She also spent two years in Sydney appearing on television shows Beauty and the Beast and "Weekend Sydney" between 1981 and 1983 before returning to her home town of Melbourne, Victoria. In 1989, Drysdale joined Ernie Sigley to host In Melbourne Today, and in 1991 began a Sydney version of the show In Sydney Today. The two programs later merged to a single program: Ernie and Denise. Also in 1989, she was asked to fill in on Hey Hey It's Saturday due to Jacki MacDonald being ill and subsequently leaving. Drysdale stayed with the show for over a year before leaving due to ongoing rumours of a feud between her and host Daryl Somers. Over the years both have denied such rumours. In 1994, Drysdale returned to host an episode of Hey Hey It's Saturday in Somers' absence. She also returned for one of the reunion shows in 2009. In the late 1990s Drysdale appeared in the reboot of