Which jazz band's mascot is a grinning cat that appears in the artwork on all of their released album covers?

The jazz band who's mascot is a grinning cat that appears in the artwork of all the their released album covers is The Rippingtons. Not only is the band's mascot a grinning cat, but it is also a sunglasses-wearing jazz cat.

The Rippingtons are an American contemporary jazz group, and they mainly relate to the genres smooth jazz, jazz fusion, jazz pop, and crossover jazz. Formed in 1985 by guitarist and band leader Russ Freeman, their career has spanned more than three decades. With a revolving door of musicians, Freeman has been the only consistent member. The current members, besides Freeman on guitar and keyboards, include Dave Karasony (drums), Bill Heller (piano), Rico Belled (bass), and Brandon Fields (saxophone).

Past band members have included bassists Kim Stone, 1990–2008, Steve Bailey and Bill Lanphier; saxophone players Jeff Kashiwa, Paul Taylor, Eric Marienthal, Kenny G, Kirk Whalum and Nelson Rangell; pianists/keyboard players Dave Kochanski, David Benoit, Gregg Karukas, Tom McMorran and Mark Portmann; drummers Tony Morales, David Anderson, Omar Hakim, and Dave Hooper; and percussionists Scott Breadman, Ray Yslas and Steve Reid.

A few of The Rippingtons' top studio albums are: "Moonlighting" (1986), "Kilimanjaro" (1988), "Curves Ahead" (1991), "Sahara" (1994), "Black Diamond" (1997), "20th Anniversary" (2006), "Built To Last" (2012), and "True Stories" (2016).