Before Party Pilipinas turns a year old, GMA-7's Sunday musical variety show gives viewers a pre-anniversary special dubbed as "ONE Party Pilipinas" this Sunday, March 20.

Headlining the show are Ogie Alcasid, Jaya, Janno Gibbs and the one and only Regine Velasquez-Alcasid, who is out to prove that she is still the undisputed Asia’s Songbird with a special number.

Be ONE with Party Pilipinas as they celebrate a year of dance as the lead star of GMA-7’s new horror-comedy show, Ang Spooky Mo, Marian Rivera, fires up the dance floor with Mark Herras, Glaiza De Castro, Aira Bermudez of Sexbomb, and Rochelle Pangilinan.

Meanwhile, Pop-RNB’s little princess Julie Anne San Jose showcases her talent in Sayaw Pilipinas with P-Pop groups XLR8 and Pop Girls; Eat Bulaga Dabarkads Julia Clarete, Pauleen Luna, and Daiana Menezes; together with the official dance crew–Rocco Nacino, Steven Silva, Enzo Pineda, Sef Cadayona, Yassi Pressman, Winwyn Marquez, Mayton Eugenio, and Diva Montelaba.

Their younger counterparts Bea Binene, Julian Trono, Buboy Villar, Carl Acosta of Show Me Da Manny, with the special participation of Pinoy Rap heir Elmo Magalona–will give an equally stunning number as they, too, will battle it out on the dance floor.

Celebrate girl power music with La Diva, and crowd favorites Rachelle Ann Go (Shin) and Kyla (Ky) jointly known as SkinKy.

Celebrate man power! Meet for the first time some of the cast members of GMA-7’s latest primetime offering Captain Barbell topbilled by Richard Gutierrez.

Celebrate this generation’s OPM on Pinoy Jam with Jolina Magdangal, Dennis Trillo, Sarah Lahbati, Ynna Asistio, Kylie Padilla, Jay Perillo, Miguel Escueta, and Geoff Taylor. Experience individuality with Ogie, Janno, and Kyla sit in for Acoustic Sound together with the country’s top vocalists Radha, Kat of Sinosikat, Hannah of Session Road, Marc Abaya of Kwjan, and more. Meanwhile, Jaya takes centerstage with RNB Prince Jay-R together with Kris Lawrence and Artstrong.

Party Pilipinas turns the kilig vibe on as Frencheska Farr and Marc Abaya; Jennylyn Mercado and Mark Bautista; Gian Magdangal and Lovi Poe, and the young tandem of Julie Anne and Elmo deliver a string of sweet duets.

This year’s new obsession-Solenn Heussaff will also delight the audience with another heart-stopping number.

Catch all these and more on ONE Party Pilipinas, hosted by Raymond Gutierrez, Tim Yap, KC Montero, Andi9, and Maxene Magalona, this Sunday, March 20, right after Kapuso Movie Festival on GMA-7.