Have a Sim reach max level in the Mischief skill.

Have a Sim reach max level in the Violin skill.

Use the music player for the first time.

Complete a standard order.

Change footwear for the first time.

Soothe a crying BB and stop the crying for the first time.

Acquire your first piece of customization data.

Restore your first memory chip.

Connect your first new affiliate to the UCA.

Complete your first structure (signs, ladders, and climbing anchors also count.)

Give your first Like.

Complete the prologue: Porter.