Birthday Slide (#2)

Go to Slide #2 and change the Layout to 'Title Only'.

Click on the online image icon...

In the search box, you will type in "birthday" or "birthday cake" or "present" or something related to birthdays.

Select a wide type of photo and then click on Insert.

You should now have a photo on your slide. Keep the photo selected...

... and go to the Picture Format tab and choose a Quick Style...

Resize it if needed so it all fits on your slide.