Montclair’s own rock legend, the Eagles’ Joe Walsh, is the latest artist to take up musical residency on The Late Show with Stephen Colbert. The legendary guitarist and solo artist will sit in with Jon Batiste’s house band Stay Human; Walsh follows recent residencies on Late Night by St. Vincent and James Taylor. For Montclairions, it’s must see TV. Walsh, a Montclair High School alum, held a rockin’ benefit concert for the school’s library in 2015 where he received standing ovations for hits such as “Life’s Been Good” and “Rocky Mountain Way.” Walsh returned to Montclair in 2017 for a celebra…