1. A pull-on wearable article comprising: a main portion including an outer cover, the main portion defining a front waist region, a rear waist region, and a crotch region extending between and connecting the front and rear waist regions; first and second extendable side panels extending between and connecting the main portion front waist region and the main portion rear waist region to form the article in a closed waist configuration, at least a portion of each side panel being extendable between a relaxed state and an extended state; the article defining first and second side regions, each side region including one of the first and second side panels and a transverse region of the main portion bordering the respective side panel; and an informational image disposed in at least the first side region, wherein the informational image is legible when the first and second side panels are substantially in the relaxed state.