Simon Hsueh's stubbornness and bad temper are legendary in the music business. Singer Cheng Yi says, "When he's stubborn, you just want to strangle him. But when he's adorable, you can't help but want to hug him."
薛岳的固執、臭脾氣，和對朋友的義氣在歌唱界是有名的，歌手鄭怡就說「他固執的時候，令人想掐死他；可愛的時候，又令人不得不擁抱他。」