He is the narrator of the factual TV series Bondi Rescue as well as the host of the music talent show The Masked Singer Australia.

He is also known for his hosting roles on Channel [V], Australian Idol, Live to Dance on CBS, and radio shows including Take 40 Australia and The Hot Hits.

[3] At 20, Günsberg started working as a "Black Thunder" driver and did on-air midnight-to-dawn shifts for B105 radio station in Brisbane, during which time he bore the nickname "Spidey".

[citation needed] At SAFM he adopted the stage name of "Andrew G", after his program director shortened his surname to its first letter.

This change led to confusion between Günsberg and Australian former rugby league footballer for the Brisbane Broncos, Andrew Gee.

[5] In December 2009, he launched a re-formatted version of The Hot Hits, bringing the show live every week around Australia from Los Angeles.

In July 2010, after only six months on air, the show was nominated for an Australian Commercial Radio Award in the category of "Best Syndicated Program".

[6] In November 2015, Southern Cross Austereo announced that Günsberg would join HIT 105's breakfast show with Abby Coleman and Stav Davidson.

In 2019, the show's name changed to "Better Than Yesterday" to reflect the way that the podcast had developed from a straight interview conversation in the early years to a deeper exploration of how his guests overcome life's challenges.

According to Günsberg, the audience's response when he revealed tofu on the menu, was "similar to the look you see on peoples [sic] faces when they view two dogs rooting on the side of the road — puzzled, curious, but all together uncomfortable.

In October 2006, he was a contestant on the Australian comedy TV Show, Thank God You're Here, and played in Celebrity Joker Poker, winning $10,000 for charity.

[citation needed] Günsberg also narrated the Network 10 / Cordell-Jigsaw productions, Bondi Rescue and the second season of Recruits.

Günsberg assumed his role as The Bachelor Australia host on Offspring and popped up in a kitchen scene with Nina (played by Asher Keddie).

[25] In December 2016, Günsberg married freelance makeup artist Audrey Griffen, becoming a stepfather to her daughter Georgia.