Popstar Royalty Sarah Geronimo and OPM rock icon Bamboo will fire up “ASAP 19” this Sunday (January 19) as they treat TV viewers with a world-class musical number.

Sarah will also have a hair-raising musical reunion with her friends Charice, Klarisse De Guzman, and Angeline Quinto.

Parokya Ni Edgar rocks the stage to celebrate 20 years in the music industry.

Celebration continues in “ASAP 19” with the back-to-back treats from birthday girl Alex Gonzaga with Enchong Dee, Arjo Atayde, and Joseph Marco; and birthday boy Khalil Ramos with Jane Oineza, Sue Ramirez, Ingrid Dela Paz, and Michelle Vito.

Meanwhile, get ready for the sizzling dance face-off of Maja Salvador and Shaina Magdayao in their segment ‘MASH;’ the show-stopping production number of Iya Villania; and the breathtaking Supahdance showcase of Iza Calzado, Erich Gonzales, and Cristine Reyes.

Also, watch out for the ultimate concert experience prepared by ASAP Sessionistas together with former Freestyle vocalists Top Suzara and Jinky Vidal;and Erik Santos, Aiza Seguerra, Richard Poon;and the must-see musical performances of Martin Nievera, ZsaZsa Padilla, Piolo Pascual, Nikki Gil, KZ Tandingan, Paolo Valenciano, Princess, Morisette Amon; and Mr. Pure Energy Gary Valenciano.

Celebrate the beauty of music with the country’s longest-running, award-winning variety show, “ASAP 19,” this Sunday, 12:15nn, on ABS-CBN.

For viewers who want to purchase ASAP official merchandise, simply visit the ABS-CBN Store located at the ground floor of ELJ building in Quezon City, or visit ABSCBNstore.shopinas.com and MyRegalo.com.

Visit ASAP.abs-cbn.com to hang-out live with stars at ASAP Chill-Out. Also join the fun at “ASAP 19′s” official social networking accounts at Facebook.com/asapofficial and Twitter.com/ASAPOFFICIAL, and know the latest happenings in “ASAP 19” by tweeting the hashtag #ASAPAwesome.