This document provides an overview and hands-on demonstration of Twitter's Heron stream processing framework. The agenda includes a Heron overview, hands-on experience launching topologies and using Heron tools, and exploring the UI. Instructions are given on installing Heron client and tools binaries. Example topologies are launched using the 'heron submit' command. The Heron tracker and UI are launched to view logical/physical plans, metrics, logs, and exceptions. Additional resources mentioned include the Heron starters repository and user forum.