I'm assuming you're referring to a TV show or video content related to "Party Down" with a specific technical specification (DD5.1).

(may offer 5.1 depending on device/plan):

| Platform | Physical / Digital | Format | Audio Tracks | Additional Notes | |----------|-------------------|--------|--------------|------------------| | | Physical | 1080p / 5.1 | DD 5.1 (Dolby Digital), Dolby Atmos (optional), PCM Stereo (2.0) | Includes Director’s Commentary in 5.1; optional “Audio‑Only” commentary track. | | iTunes / Apple TV | Digital Download | 1080p / 5.1 | DD 5.1 (Dolby Digital), AAC Stereo | DRM‑protected (FairPlay). | | Amazon Prime Video (US/UK) | Streaming | 1080p / 5.1 | DD 5.1 (Dolby Digital) | Auto‑selects 5.1 when AV‑receiver reports; fallback to Stereo on mobile. | | Starz App | Streaming (U.S.) | 1080p / 5.1 (Dolby Digital) | DD 5.1, Dolby Atmos (on Atmos‑enabled devices) | Requires Starz subscription; 5.1 selected by default on compatible hardware. | | Vudu | Digital Purchase | 1080p / 5.1 | DD 5.1 | Supports Dolby Vision HDR (no effect on audio). | | HBO Max (International) | Streaming (selected territories) | 1080p / 5.1 | DD 5.1 | 5.1 delivered via Dolby Digital Plus (DD+), backwards compatible. | | Physical DVD (Region 1) | Physical | 480p / 2.0 | PCM Stereo only | No surround; included for legacy collectors. |

Check platforms like Amazon Prime Video, Hulu, or YouTube TV to see if Party Down is available. Availability might vary depending on your location.