Watch: 5 Katy Perry performances before she got famous

Tonight, Katy Perry will play to her biggest audience EVER during the Super Bowl XLIX halftime show, joined by special guests Missy Elliott and Lenny Kravitz.

But 14 years ago, the pop superstar was just "some little kid from California who plays the guitar and sings," as a then-17-year-old Katy Hudson describes herself in this 2001 interview:

Cutting her teeth as a Christian rock artist, Katy made an early TV performance on the Trinity Broadcasting Network, singing Growing Pains in December 2001:

Here she is performing ballad Search Me early the next year:

Last Call, also in March 2002:

Thinking of You, off her 2008 pop album One of the Boys, in July 2006:

And Mannequin, at SXSW in 2007:

We have no doubt she'll be a firework tonight.