When there is two way symmetry in fractal images it is not uncommon to see faces. I can't remember seeing a face with a smile before though.

Here is a link to an image:

The Fractint compatible PAR file for the image is:

Smiling_Face { ; Exported from Fracton.

 reset=2004 type=formula formulafile=fracton.frm

 formulaname=F_20121123_1148 passes=1 float=y

 center-mag=-0.5350693519219983/4.443105269772777e-\

 14/74074075000/1/-90/0

 params=-1/1/0/100/-1/0/1/0/0/0 maxiter=2000

 inside=0 periodicity=6

 colors=000QepQgpRipSkoSmoTooTqoUsoVunWsmYplZmk`jja\

 gicdhdbgf_fhXeiUdkRclObnMaoJ`qG_rDZtAYv7Xu7Xs8Yr9Y\

 pAZoAZmB_lC`jD`iEagEafFbdGccHcaHd`IdZJeYKfWLfVLgTM\

 gSNhQOiPOiNPjMQjKRkISlZm3Zh6ZcAZZDYTHYOKYJOYERX8VW\

 8WU8YS8ZR8`P8aN8cL8dK7fI7gG7iE7jD7lB7m97o76q86o96m\

 B6jC6hD5eF5cG5`H5ZJ4WL9UNFSPLPRRNTXLVbIXhGZnEatBar\

 BapB`nB`lB_jB_hBZfBZdBYbBY`BXZBXXBWVBWTBWRBVPBVNBU\

 LBUJBTHBTFBSDBSBBR9BR7BQ5BQ3BP1CQ2CR4CS6BT8BUAAWCA\

 XD9YF9ZH8_J8aL8bN7cP7dQ6eS6fU5hW5iY4j_4ka4lb3nd3of\

 2ph2qj1rl1tn0tl2tj5th8tfBtdEtbHu`KuZNuXQuVSuTVuRYv\

 P`vNcvLfvJivHlvFowDrvEqtForGmpHkoIimJgkKeiLchMafN_\

 dOYbPWaQU_RSYSQWTOUVMWTMYRM`PNbMNdKOgIOiFPlDPnBQp8\

 Qs6Ru4Rx1Sv6StBRqHQoMPlSOjXNgbMegLbmK`rJYxIYxJXxKW\

 xMVxNUwOUwQTwRSwTRwUQvVPvXPvYOv_Nu`MuaLucKudKufJtg\

 IthHtjGtkFsmKmlPfkU_i_ThdMgiFen8dt1bq2bn3bj5bg6bd9\

 c`DeXJgTOiQSkOVmOZoPaqPdp }

frm:F_20121123_1148 {

; Similar to the parallel resistance formula

a=real(p1),b=real(p2),d=imag(p1),f=imag(p2),

z=0,c1=pixel-p3,c2=pixel-p4:

z=1/(1/(a*z*(cos(z)-1)+c1)+1/(d*(z^f)+c2)),

|z|<100

}