The sermon continues the "Heart of Worship" series, exploring worship through Psalm 149. It emphasizes that worship is more than singing; it's a deep, devoted response to God’s grace and mercy. True worship involves celebrating God’s goodness, paralleling the joy of personal milestones like engagements. By examining Psalm 149, the sermon highlights reasons to celebrate God in all seasons, starting with recognizing Him as our Maker. Worship is an active, joyful response to God's blessings, expressed through singing, dancing, and giving, encouraging believers to continually praise and celebrate God's faithfulness and love.