"First mentioned" and "First heard" is to only be used if the character hasn't appeared physically on-screen at all or a character has been heard off-screen more than they've been seen.
Usage
{{Character | title= | image= | image2= | image3= | image4= | tab1= | tab2= | tab3= | tab4= | birthname= | alias= | species= | gender= | hair= | fur= | feather= | eyes= | located= | powers= | weapons= | job= | affiliation= | family= | firstapp= | actor= }}