Yes, this is a Smart ForTwo with a detachable caboose

Ever wanted a six-wheeled, series-hybrid Smart car with a clip-on butt?

Add to your Evenflo Pivot Xplore or Pivot Xplore Dreamz All-Terrain Stroller Wagon with a Pivot Xplore Stroller Wagon Second Seat the perfect solution to keep your little one closer to you at an elevated level while leaving plenty of room for a second rider below. For a child from 6 months old to 55 lb, this second seat provides more flexibility to your existing Pivot Xplore with a modular design that can be parent-facing or forward-facing.

Evenflo Pivot Xplore Stroller Wagon Second Seat - Wayfarer

2009 Smart Fortwo Cabrio Review: A City Car That Gets as Much Attention as a Supercar

Baby Twin Stroller Detachable 0-7 Years Old Double Stroller Light One-Button Folding four-Wheel Anti-Slip Shock Absorption - AliExpress

Joovy Caboose S Car Seat Adapter, Compatible with select Graco/Chicco Car Seats : Baby

Yes, this is a Smart ForTwo with a detachable caboose

2009 Smart Fortwo Cabrio Review: A City Car That Gets as Much Attention as a Supercar

New Smart fortwo & forfour, Page 9

Twin baby stroller is lightweight, foldable, sits and lie down for two children, double baby stroller

The “Swatchmobile ABANDONED by its creators. The Smart Fortwo Story

Concept Top Gear

Review: 2017 Smart fortwo Electric Drive is the street-legal go-kart you always wanted