Conversation so far:
What happened to Sarah Geronimo in 2004?
Sarah Geronimo sang the Philippine National Anthem at the pre-inaugural ceremonies of President Gloria Macapagal-Arroyo on June 30, 2004.

Question: What was it for?
Self-contained rewrite: What was Sarah Geronimo singing the Philippine National Anthem at the pre-inaugural ceremonies of President Gloria Macapagal-Arroyo on June 30, 2004 for?