| Easy Rock Baguio | |
| Callsign: | DZYS |
| City: | Baguio |
| Area: | Benguet, La Union and surrounding areas |
| Branding: | 91.9 Easy Rock |
| Airdate: | 1995 (as Showbiz Tsismis) 2000 (as YES! FM) 2009 (as Easy Rock) |
| Frequency: | 91.9 MHz |
| Format: | Soft Adult Contemporary |
| Language: | English |
| Licensing Authority: | NTC |
| Power: | 5,000 watts |
| Callsign Meaning: | YeS FM (former branding) |
| Former Callsigns: | DZST (1995–2016) |
| Network: | Easy Rock |
| Owner: | MBC Media Group |
| Licensee: | Cebu Broadcasting Company |
| Sister Stations: | 95.1 Love Radio |
| Webcast: | Listen Live |
| Website: | Easy Rock Baguio |
DZYS (91.9 FM), broadcasting as 91.9 Easy Rock, is a radio station owned and operated by MBC Media Group through its licensee Cebu Broadcasting Company. Its studios and transmitter are located inside the Skyrise Hotel, Dominican Rd., Baguio.[1] This station operates daily from 3:45 am to 12:00 midnight.
It was formerly known as a relay station of Manila-based Showbiz Tsismis from 1995 to 2000 and Yes! FM from 2000 to 2009, when it was relaunched under the Easy Rock network. It airs a simulcast of DZRH from 4:00 AM – 7:30 AM.