WATCH: Jessica Mauboy speaks following her engagementAs a newbie coach on the set of The Voice Australia alongside veteran stars Keith Urban, Rita Ora and Guy Sebastian, the musician readily admits she was a bundle of nerves.“When I started working on this show, I was way outside of my comfort zone. I was terrified,” the 32-year-old performer and reality star admitted to WHO last August.But fast-forward 12 months and the hit maker has definitely got her groove back.“The second time aroundI am much more confident,” she tells us in a chat from the set during a filming break.Jess is back on The Voice and feeling better than ever.“I am more across the rules and how to help my singers bring out the best in themselves, which is what it’s really all about.”The ARIA winner’s relationship withher mega-talented superstar fellow coaches has also changed along the way.“We’ve had so much fun together this time around, now we know each other a little better,” Mauboy explains.“Keith is hilarious; he is always cracking jokes.