A grom or grommet isnt necessarly a biginner surfer but a YOUNG surfer... usually under the age of 15. Most of the time people that are called groms are youngins who RIP (are good).
To play a song in the background of your slide show, do the following: On the Insert tab, select Audio, and then Audio on My PC. In the file explorer, locate the music file you want to use and then select Insert. On the Playback tab, select Play in Background.
On the Slide Show tab, in the Set Up group, choose Set Up Slide Show. In the Set Up Show dialog box, choose the options that you want, and then click OK. To begin delivering your presentation, on the View tab, in the Presentation Views group, click Slide Show.