I have $11 for mom's b-day helpp!!?

i dont know what to get it her birthday july 3rd !!! and i rlly need to get her something since she's taking me and my lil bro out to eat at sylvia's (google it!) (my dad is not with us :( ) i might get pretty but cheap jewlery but i wanna make her feel special because she's turning 31 2 day and im turning 13 on the 25th !!! but who ares how old im turning i stiilll dont have a gift and i kinda bmf(blow money fast) !!!! help plz and i live in nyc