Mark Bautista grateful for being part of ‘It’s Showtime' debut on GTV

Mark Bautista expressed gratitude to GMA after "It’s Showtime" debuted on GTV on Saturday.

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On Instagram, Mark shared photos taken from the debut episode.

"Thank you, GMA, for allowing us to be part of the GTV-Showtime launch," the singer-actor wrote in the caption.

"Sobrang surreal moment..So great to see friends and colleagues today sa ABS building! Thank you Showtime for having us," he added with a red heart emoji.

Also seen in one of the photos are brothers Rayver and Rodjun Cruz.

"It's Showtime" became the top trending topic on Twitter following its premiere on GTV. Here are 10 epic things that happened during the 30-minute opening number.

"It's Showtime" and GTV inked the deal on Wednesday.

In a speech at the contract signing event, GMA Network chairman and CEO Felipe L. Gozon said that the "TV war is over."

ABS-CBN Corp. president and CEO Carlo Katigbak also thanked GMA for its kindness . — Carby Basina/VBL, GMA Integrated News