I cannot rave about Elf products enough. By far the cheapest makeup, but it's seriously all high quality, gorgeous, and long-lasting. These are some of their most popular products. My fave out of the bunch is the eyebrow kit.
365 reasons why I love you jar. Both have their own jar and write once a day one thing they love about the other. On their anniversary/birthday/valentine's day/christmas/whatever the occasion, open the jar and read what the other person wrote